20056318502 has 32 divisors (see below), whose sum is σ = 33011919360. Its totient is φ = 9063160480.

The previous prime is 20056318493. The next prime is 20056318603. The reversal of 20056318502 is 20581365002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3977699 + ... + 3982737.

It is an arithmetic number, because the mean of its divisors is an integer number (1031622480).

Almost surely, 2^20056318502 is an apocalyptic number.

20056318502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20056318502 is a deficient number, since it is larger than the sum of its proper divisors (12955600858).

20056318502 is a wasteful number, since it uses less digits than its factorization.

20056318502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6076.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 20056318502 in words is "twenty billion, fifty-six million, three hundred eighteen thousand, five hundred two".