22957560344820 has 192 divisors, whose sum is σ = 65896128184320. Its totient is φ = 5969685696000.

The previous prime is 22957560344819. The next prime is 22957560344903. The reversal of 22957560344820 is 2844306575922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 699077961 + ... + 699110799.

It is an arithmetic number, because the mean of its divisors is an integer number (343209000960).

Almost surely, 2^{22957560344820} is an apocalyptic number.

22957560344820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22957560344820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32948064092160).

22957560344820 is an abundant number, since it is smaller than the sum of its proper divisors (42938567839500).

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

22957560344820 is a wasteful number, since it uses less digits than its factorization.

22957560344820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34246 (or 34244 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 22957560344820 in words is "twenty-two trillion, nine hundred fifty-seven billion, five hundred sixty million, three hundred forty-four thousand, eight hundred twenty".