12762865045 has 32 divisors (see below), whose sum is σ = 18074960640. Its totient is φ = 8469619200.

The previous prime is 12762865043. The next prime is 12762865057. The reversal of 12762865045 is 54056826721.

It is not a de Polignac number, because 12762865045 - 2¹ = 12762865043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12762864986 and 12762865004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12762865043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125145 + ... + 202945.

It is an arithmetic number, because the mean of its divisors is an integer number (564842520).

Almost surely, 2^12762865045 is an apocalyptic number.

It is an amenable number.

12762865045 is a deficient number, since it is larger than the sum of its proper divisors (5312095595).

12762865045 is a wasteful number, since it uses less digits than its factorization.

12762865045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77965.

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 12762865045 in words is "twelve billion, seven hundred sixty-two million, eight hundred sixty-five thousand, forty-five".