20933549232 has 40 divisors (see below), whose sum is σ = 54191293440. Its totient is φ = 6963274560.

The previous prime is 20933549227. The next prime is 20933549251. The reversal of 20933549232 is 23294533902.

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, 432244 + ... + 478227.

It is an arithmetic number, because the mean of its divisors is an integer number (1354782336).

Almost surely, 2^20933549232 is an apocalyptic number.

It is an amenable number.

20933549232 is an abundant number, since it is smaller than the sum of its proper divisors (33257744208).

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

20933549232 is a wasteful number, since it uses less digits than its factorization.

20933549232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910961 (or 910955 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 42.

The spelling of 20933549232 in words is "twenty billion, nine hundred thirty-three million, five hundred forty-nine thousand, two hundred thirty-two".