312534043452 has 36 divisors (see below), whose sum is σ = 790511443176. Its totient is φ = 104112761760.

The previous prime is 312534043421. The next prime is 312534043469. The reversal of 312534043452 is 254340435213.

312534043452 is a `hidden beast` number, since 3 + 125 + 3 + 40 + 43 + 452 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-4 number, since 4×312534043452⁴ (a number of 47 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2660574 + ... + 2775557.

Almost surely, 2^312534043452 is an apocalyptic number.

It is an amenable number.

312534043452 is an abundant number, since it is smaller than the sum of its proper divisors (477977399724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312534043452 is a wasteful number, since it uses less digits than its factorization.

312534043452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437738 (or 5437733 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 312534043452 its reverse (254340435213), we get a palindrome (566874478665).

The spelling of 312534043452 in words is "three hundred twelve billion, five hundred thirty-four million, forty-three thousand, four hundred fifty-two".