15768465713 has 128 divisors (see below), whose sum is σ = 23000785920. Its totient is φ = 10416107520.

The previous prime is 15768465703. The next prime is 15768465763. The reversal of 15768465713 is 31756486751.

It is not a de Polignac number, because 15768465713 - 2¹⁰ = 15768464689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (15768465703) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56925731 + ... + 56926007.

It is an arithmetic number, because the mean of its divisors is an integer number (179693640).

Almost surely, 2^15768465713 is an apocalyptic number.

15768465713 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

15768465713 is a deficient number, since it is larger than the sum of its proper divisors (7232320207).

15768465713 is a wasteful number, since it uses less digits than its factorization.

15768465713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427.

The product of its digits is 4233600, while the sum is 53.

The spelling of 15768465713 in words is "fifteen billion, seven hundred sixty-eight million, four hundred sixty-five thousand, seven hundred thirteen".