20610332404 has 12 divisors (see below), whose sum is σ = 36076045824. Its totient is φ = 10302890744.

The previous prime is 20610332401. The next prime is 20610332419. The reversal of 20610332404 is 40423301602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20610332401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548404 + ... + 584779.

It is an arithmetic number, because the mean of its divisors is an integer number (3006337152).

Almost surely, 2^20610332404 is an apocalyptic number.

It is an amenable number.

20610332404 is a deficient number, since it is larger than the sum of its proper divisors (15465713420).

20610332404 is a wasteful number, since it uses less digits than its factorization.

20610332404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137734 (or 1137732 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The spelling of 20610332404 in words is "twenty billion, six hundred ten million, three hundred thirty-two thousand, four hundred four".