312148655608 has 32 divisors (see below), whose sum is σ = 627173260560. Its totient is φ = 145123678720.

The previous prime is 312148655593. The next prime is 312148655639. The reversal of 312148655608 is 806556841213.

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, 13815283 + ... + 13837858.

Almost surely, 2^312148655608 is an apocalyptic number.

It is an amenable number.

312148655608 is an abundant number, since it is smaller than the sum of its proper divisors (315024604952).

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

312148655608 is a wasteful number, since it uses less digits than its factorization.

312148655608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27653247 (or 27653243 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 312148655608 in words is "three hundred twelve billion, one hundred forty-eight million, six hundred fifty-five thousand, six hundred eight".