22526072461 has 2 divisors, whose sum is σ = 22526072462. Its totient is φ = 22526072460.

The previous prime is 22526072449. The next prime is 22526072489. The reversal of 22526072461 is 16427062522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13077066025 + 9449006436 = 114355^2 + 97206^2 .

It is a cyclic number.

It is not a de Polignac number, because 22526072461 - 2⁷ = 22526072333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22526072461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22526072431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11263036230 + 11263036231.

It is an arithmetic number, because the mean of its divisors is an integer number (11263036231).

Almost surely, 2^22526072461 is an apocalyptic number.

It is an amenable number.

22526072461 is a deficient number, since it is larger than the sum of its proper divisors (1).

22526072461 is an equidigital number, since it uses as much as digits as its factorization.

22526072461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 22526072461 in words is "twenty-two billion, five hundred twenty-six million, seventy-two thousand, four hundred sixty-one".