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68762413369 = 1352747100279
BaseRepresentation
bin100000000001010001…
…1110010100100111001
320120111011121112011201
41000002203302210321
52111311134211434
651331121054201
74652665604236
oct1000243624471
9216434545151
1068762413369
1127186653a01
12113b0487361
13663ac22c80
14348450078d
151bc6b4d614
hex10028f2939

68762413369 has 8 divisors (see below), whose sum is σ = 74053972160. Its totient is φ = 63471160656.

The previous prime is 68762413367. The next prime is 68762413373. The reversal of 68762413369 is 96331426786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 68762413369 - 21 = 68762413367 is a prime.

It is a super-2 number, since 2×687624133692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68762413367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635572 + ... + 735850.

It is an arithmetic number, because the mean of its divisors is an integer number (9256746520).

Almost surely, 268762413369 is an apocalyptic number.

It is an amenable number.

68762413369 is a deficient number, since it is larger than the sum of its proper divisors (5291558791).

68762413369 is a wasteful number, since it uses less digits than its factorization.

68762413369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153039.

The product of its digits is 7838208, while the sum is 55.

The spelling of 68762413369 in words is "sixty-eight billion, seven hundred sixty-two million, four hundred thirteen thousand, three hundred sixty-nine".

Divisors: 1 13 52747 100279 685711 1303627 5289416413 68762413369