12956592403765 has 16 divisors (see below), whose sum is σ = 15552697171968. Its totient is φ = 10362083486976.

The previous prime is 12956592403747. The next prime is 12956592403787. The reversal of 12956592403765 is 56730429565921.

It is a happy number.

12956592403765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12956592403765 - 2¹³ = 12956592395573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12956592403697 and 12956592403706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511236684 + ... + 511262026.

It is an arithmetic number, because the mean of its divisors is an integer number (972043573248).

Almost surely, 2^{12956592403765} is an apocalyptic number.

It is an amenable number.

12956592403765 is a deficient number, since it is larger than the sum of its proper divisors (2596104768203).

12956592403765 is a wasteful number, since it uses less digits than its factorization.

12956592403765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52788.

The product of its (nonzero) digits is 122472000, while the sum is 64.

The spelling of 12956592403765 in words is "twelve trillion, nine hundred fifty-six billion, five hundred ninety-two million, four hundred three thousand, seven hundred sixty-five".