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13455704340 = 223351317137823
BaseRepresentation
bin11001000100000010…
…11100000100010100
31021201202021121022000
430202001130010110
5210024130014330
610103110235300
7654305412501
oct144201340424
937652247260
1013455704340
115785437911
122736355b30
131365917c40
149190b04a8
1553b46a560
hex32205c114

13455704340 has 384 divisors, whose sum is σ = 48141112320. Its totient is φ = 3090825216.

The previous prime is 13455704303. The next prime is 13455704359. The reversal of 13455704340 is 4340755431.

13455704340 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 570 + 43 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13455704295 and 13455704304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 16349169 + ... + 16349991.

It is an arithmetic number, because the mean of its divisors is an integer number (125367480).

Almost surely, 213455704340 is an apocalyptic number.

13455704340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13455704340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24070556160).

13455704340 is an abundant number, since it is smaller than the sum of its proper divisors (34685407980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13455704340 is a wasteful number, since it uses less digits than its factorization.

13455704340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008 (or 1000 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 13455704340 in words is "thirteen billion, four hundred fifty-five million, seven hundred four thousand, three hundred forty".