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13444134000 = 24353111971151
BaseRepresentation
bin11001000010101010…
…10011010001110000
31021200221111202202220
430201111103101300
5210013144242000
610102014241040
7654105152643
oct144125232160
937627452686
1013444134000
115779954950
1227324b6180
1313633c669b
1491773ba5a
1553a4321a0
hex321553470

13444134000 has 640 divisors, whose sum is σ = 50808176640. Its totient is φ = 3024000000.

The previous prime is 13444133977. The next prime is 13444134031. The reversal of 13444134000 is 43144431.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 89033925 + ... + 89034075.

It is an arithmetic number, because the mean of its divisors is an integer number (79387776).

Almost surely, 213444134000 is an apocalyptic number.

13444134000 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 13444134000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25404088320).

13444134000 is an abundant number, since it is smaller than the sum of its proper divisors (37364042640).

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

13444134000 is a wasteful number, since it uses less digits than its factorization.

13444134000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13444134000 its reverse (43144431), we get a palindrome (13487278431).

The spelling of 13444134000 in words is "thirteen billion, four hundred forty-four million, one hundred thirty-four thousand".