312313000208 has 40 divisors (see below), whose sum is σ = 688816823616. Its totient is φ = 135788259200.

The previous prime is 312313000183. The next prime is 312313000217. The reversal of 312313000208 is 802000313213.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 38572163 + ... + 38580258.

Almost surely, 2^312313000208 is an apocalyptic number.

It is an amenable number.

312313000208 is an abundant number, since it is smaller than the sum of its proper divisors (376503823408).

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

312313000208 is a wasteful number, since it uses less digits than its factorization.

312313000208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77152463 (or 77152457 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 312313000208 in words is "three hundred twelve billion, three hundred thirteen million, two hundred eight", and thus it is an aban number.