22570328641957 has 2 divisors, whose sum is σ = 22570328641958. Its totient is φ = 22570328641956.

The previous prime is 22570328641871. The next prime is 22570328641969. The reversal of 22570328641957 is 75914682307522.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21503169396801 + 1067159245156 = 4637151^2 + 1033034^2 .

It is a cyclic number.

It is not a de Polignac number, because 22570328641957 - 2¹¹ = 22570328639909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22570328641895 and 22570328641904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22570328641997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11285164320978 + 11285164320979.

It is an arithmetic number, because the mean of its divisors is an integer number (11285164320979).

It is a 2-persistent number, because it is pandigital, and so is 2⋅22570328641957 = 45140657283914, but 3⋅22570328641957 = 67710985925871 is not.

Almost surely, 2^{22570328641957} is an apocalyptic number.

It is an amenable number.

22570328641957 is a deficient number, since it is larger than the sum of its proper divisors (1).

22570328641957 is an equidigital number, since it uses as much as digits as its factorization.

22570328641957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50803200, while the sum is 61.

The spelling of 22570328641957 in words is "twenty-two trillion, five hundred seventy billion, three hundred twenty-eight million, six hundred forty-one thousand, nine hundred fifty-seven".