22072537057 has 2 divisors, whose sum is σ = 22072537058. Its totient is φ = 22072537056.

The previous prime is 22072537049. The next prime is 22072537079. The reversal of 22072537057 is 75073527022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22068885136 + 3651921 = 148556^2 + 1911^2 .

It is a cyclic number.

It is not a de Polignac number, because 22072537057 - 2³ = 22072537049 is a prime.

It is not a weakly prime, because it can be changed into another prime (22072537007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036268528 + 11036268529.

It is an arithmetic number, because the mean of its divisors is an integer number (11036268529).

Almost surely, 2^22072537057 is an apocalyptic number.

It is an amenable number.

22072537057 is a deficient number, since it is larger than the sum of its proper divisors (1).

22072537057 is an equidigital number, since it uses as much as digits as its factorization.

22072537057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205800, while the sum is 40.

The spelling of 22072537057 in words is "twenty-two billion, seventy-two million, five hundred thirty-seven thousand, fifty-seven".