33400066670028 has 36 divisors (see below), whose sum is σ = 84467015426248. Its totient is φ = 11128203584640.

The previous prime is 33400066669961. The next prime is 33400066670053. The reversal of 33400066670028 is 82007666000433.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×33400066670028² (a number of 28 digits) contains 22 as substring.

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, 214586626 + ... + 214742217.

Almost surely, 2^{33400066670028} is an apocalyptic number.

It is an amenable number.

33400066670028 is an abundant number, since it is smaller than the sum of its proper divisors (51066948756220).

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

33400066670028 is a wasteful number, since it uses less digits than its factorization.

33400066670028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429331014 (or 429331009 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 33400066670028 in words is "thirty-three trillion, four hundred billion, sixty-six million, six hundred seventy thousand, twenty-eight".