22537214957 has 2 divisors, whose sum is σ = 22537214958. Its totient is φ = 22537214956.

The previous prime is 22537214941. The next prime is 22537214989. The reversal of 22537214957 is 75941273522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20714693476 + 1822521481 = 143926^2 + 42691^2 .

It is a cyclic number.

It is not a de Polignac number, because 22537214957 - 2⁴ = 22537214941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22537214927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11268607478 + 11268607479.

It is an arithmetic number, because the mean of its divisors is an integer number (11268607479).

Almost surely, 2^22537214957 is an apocalyptic number.

It is an amenable number.

22537214957 is a deficient number, since it is larger than the sum of its proper divisors (1).

22537214957 is an equidigital number, since it uses as much as digits as its factorization.

22537214957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 47.

The spelling of 22537214957 in words is "twenty-two billion, five hundred thirty-seven million, two hundred fourteen thousand, nine hundred fifty-seven".