33921919748892 has 36 divisors (see below), whose sum is σ = 92073782177160. Its totient is φ = 9691977070944.

The previous prime is 33921919748891. The next prime is 33921919748923. The reversal of 33921919748892 is 29884791912933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33921919748891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28845169267 + ... + 28845170442.

Almost surely, 2^{33921919748892} is an apocalyptic number.

It is an amenable number.

33921919748892 is an abundant number, since it is smaller than the sum of its proper divisors (58151862428268).

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

33921919748892 is a wasteful number, since it uses less digits than its factorization.

33921919748892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57690339730 (or 57690339721 counting only the distinct ones).

The product of its digits is 423263232, while the sum is 75.

The spelling of 33921919748892 in words is "thirty-three trillion, nine hundred twenty-one billion, nine hundred nineteen million, seven hundred forty-eight thousand, eight hundred ninety-two".