312553262355212 has 6 divisors (see below), whose sum is σ = 546968209121628. Its totient is φ = 156276631177604.

The previous prime is 312553262355203. The next prime is 312553262355223. The reversal of 312553262355212 is 212553262355213.

It is a super-3 number, since 3×312553262355212³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39069157794398 + ... + 39069157794405.

It is an arithmetic number, because the mean of its divisors is an integer number (91161368186938).

Almost surely, 2^{312553262355212} is an apocalyptic number.

It is an amenable number.

312553262355212 is a deficient number, since it is larger than the sum of its proper divisors (234414946766416).

312553262355212 is a wasteful number, since it uses less digits than its factorization.

312553262355212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78138315588807 (or 78138315588805 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 47.

Subtracting from 312553262355212 its reverse (212553262355213), we obtain a palindrome (99999999999999).

The spelling of 312553262355212 in words is "three hundred twelve trillion, five hundred fifty-three billion, two hundred sixty-two million, three hundred fifty-five thousand, two hundred twelve".