312536636021044 has 24 divisors (see below), whose sum is σ = 565801302414600. Its totient is φ = 150879163330560.

The previous prime is 312536636021023. The next prime is 312536636021101. The reversal of 312536636021044 is 440120636635213.

It can be written as a sum of positive squares in 4 ways, for example, as 19554190128144 + 292982445892900 = 4422012^2 + 17116730^2 .

It is a junction number, because it is equal to n+sod(n) for n = 312536636020985 and 312536636021003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25159204 + ... + 35469124.

It is an arithmetic number, because the mean of its divisors is an integer number (23575054267275).

Almost surely, 2^{312536636021044} is an apocalyptic number.

It is an amenable number.

312536636021044 is a deficient number, since it is larger than the sum of its proper divisors (253264666393556).

312536636021044 is a wasteful number, since it uses less digits than its factorization.

312536636021044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10571283 (or 10571281 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 312536636021044 in words is "three hundred twelve trillion, five hundred thirty-six billion, six hundred thirty-six million, twenty-one thousand, forty-four".