22649432536920 has 192 divisors, whose sum is σ = 83201997484800. Its totient is φ = 4904538750720.

The previous prime is 22649432536909. The next prime is 22649432536931. The reversal of 22649432536920 is 2963523494622.

It is an interprime number because it is at equal distance from previous prime (22649432536909) and next prime (22649432536931).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101255236 + ... + 101478675.

It is an arithmetic number, because the mean of its divisors is an integer number (433343736900).

Almost surely, 2^{22649432536920} is an apocalyptic number.

22649432536920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22649432536920 is an abundant number, since it is smaller than the sum of its proper divisors (60552564947880).

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

22649432536920 is a wasteful number, since it uses less digits than its factorization.

22649432536920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202733958 (or 202733947 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 57.

The spelling of 22649432536920 in words is "twenty-two trillion, six hundred forty-nine billion, four hundred thirty-two million, five hundred thirty-six thousand, nine hundred twenty".