20023564513262 has 32 divisors (see below), whose sum is σ = 30288535856640. Its totient is φ = 9927787562560.

The previous prime is 20023564513237. The next prime is 20023564513321. The reversal of 20023564513262 is 26231546532002.

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, 204517373 + ... + 204615255.

It is an arithmetic number, because the mean of its divisors is an integer number (946516745520).

Almost surely, 2^{20023564513262} is an apocalyptic number.

20023564513262 is a deficient number, since it is larger than the sum of its proper divisors (10264971343378).

20023564513262 is a wasteful number, since it uses less digits than its factorization.

20023564513262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99928.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 20023564513262 in words is "twenty trillion, twenty-three billion, five hundred sixty-four million, five hundred thirteen thousand, two hundred sixty-two".