33312113856 has 84 divisors (see below), whose sum is σ = 109123624272. Its totient is φ = 9517745664.

The previous prime is 33312113839. The next prime is 33312113957. The reversal of 33312113856 is 65831121333.

33312113856 is a `hidden beast` number, since 33 + 31 + 211 + 385 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a super-2 number, since 2×33312113856² (a number of 22 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 33312113856.

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, 4126935 + ... + 4134998.

Almost surely, 2^33312113856 is an apocalyptic number.

33312113856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

33312113856 is an abundant number, since it is smaller than the sum of its proper divisors (75811510416).

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

33312113856 is a wasteful number, since it uses less digits than its factorization.

33312113856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8261958 (or 8261945 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The spelling of 33312113856 in words is "thirty-three billion, three hundred twelve million, one hundred thirteen thousand, eight hundred fifty-six".