20652244135602 has 32 divisors (see below), whose sum is σ = 41334967263744. Its totient is φ = 6879003331200.

The previous prime is 20652244135591. The next prime is 20652244135687. The reversal of 20652244135602 is 20653144225602.

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, 46669702 + ... + 47110142.

It is an arithmetic number, because the mean of its divisors is an integer number (1291717726992).

Almost surely, 2^{20652244135602} is an apocalyptic number.

20652244135602 is an abundant number, since it is smaller than the sum of its proper divisors (20682723128142).

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

20652244135602 is a wasteful number, since it uses less digits than its factorization.

20652244135602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446194.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 20652244135602 in words is "twenty trillion, six hundred fifty-two billion, two hundred forty-four million, one hundred thirty-five thousand, six hundred two".