312215922048 has 64 divisors (see below), whose sum is σ = 829403305920. Its totient is φ = 104061964800.

The previous prime is 312215922037. The next prime is 312215922059. The reversal of 312215922048 is 840229512213.

It is an interprime number because it is at equal distance from previous prime (312215922037) and next prime (312215922059).

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 312215921997 and 312215922015.

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, 4708323 + ... + 4774173.

It is an arithmetic number, because the mean of its divisors is an integer number (12959426655).

Almost surely, 2^312215922048 is an apocalyptic number.

It is an amenable number.

312215922048 is an abundant number, since it is smaller than the sum of its proper divisors (517187383872).

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

312215922048 is a wasteful number, since it uses less digits than its factorization.

312215922048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78215 (or 78203 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 312215922048 in words is "three hundred twelve billion, two hundred fifteen million, nine hundred twenty-two thousand, forty-eight".