20932704104 has 32 divisors (see below), whose sum is σ = 42444864000. Its totient is φ = 9620812992.

The previous prime is 20932704077. The next prime is 20932704109. The reversal of 20932704104 is 40140723902.

It is a super-2 number, since 2×20932704104² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20932704109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396224 + ... + 445935.

It is an arithmetic number, because the mean of its divisors is an integer number (1326402000).

Almost surely, 2^20932704104 is an apocalyptic number.

It is an amenable number.

20932704104 is an abundant number, since it is smaller than the sum of its proper divisors (21512159896).

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

20932704104 is a wasteful number, since it uses less digits than its factorization.

20932704104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842417 (or 842413 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 20932704104 in words is "twenty billion, nine hundred thirty-two million, seven hundred four thousand, one hundred four".