33138056562 has 32 divisors (see below), whose sum is σ = 73115118720. Its totient is φ = 9947633280.

The previous prime is 33138056557. The next prime is 33138056563. The reversal of 33138056562 is 26565083133.

It is a super-2 number, since 2×33138056562² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33138056563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5177862 + ... + 5184257.

It is an arithmetic number, because the mean of its divisors is an integer number (2284847460).

Almost surely, 2^33138056562 is an apocalyptic number.

33138056562 is an abundant number, since it is smaller than the sum of its proper divisors (39977062158).

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

33138056562 is a wasteful number, since it uses less digits than its factorization.

33138056562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10362178.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 33138056562 in words is "thirty-three billion, one hundred thirty-eight million, fifty-six thousand, five hundred sixty-two".