20466026506392 has 32 divisors (see below), whose sum is σ = 52815552276480. Its totient is φ = 6601944034080.

The previous prime is 20466026506379. The next prime is 20466026506403. The reversal of 20466026506392 is 29360562066402.

It is a congruent number.

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, 13754049328 + ... + 13754050815.

It is an arithmetic number, because the mean of its divisors is an integer number (1650486008640).

Almost surely, 2^{20466026506392} is an apocalyptic number.

It is an amenable number.

20466026506392 is an abundant number, since it is smaller than the sum of its proper divisors (32349525770088).

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

20466026506392 is a wasteful number, since it uses less digits than its factorization.

20466026506392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27508100183 (or 27508100179 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 20466026506392 in words is "twenty trillion, four hundred sixty-six billion, twenty-six million, five hundred six thousand, three hundred ninety-two".