257331512675612 has 12 divisors (see below), whose sum is σ = 450333344470296. Its totient is φ = 128664842826960.

The previous prime is 257331512675603. The next prime is 257331512675659. The reversal of 257331512675612 is 216576215133752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227743703 + ... + 228870830.

It is an arithmetic number, because the mean of its divisors is an integer number (37527778705858).

Almost surely, 2^{257331512675612} is an apocalyptic number.

It is an amenable number.

257331512675612 is a deficient number, since it is larger than the sum of its proper divisors (193001831794684).

257331512675612 is a wasteful number, since it uses less digits than its factorization.

257331512675612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456755428 (or 456755426 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 56.

The spelling of 257331512675612 in words is "two hundred fifty-seven trillion, three hundred thirty-one billion, five hundred twelve million, six hundred seventy-five thousand, six hundred twelve".