22746127325531 has 2 divisors, whose sum is σ = 22746127325532. Its totient is φ = 22746127325530.

The previous prime is 22746127325507. The next prime is 22746127325533. The reversal of 22746127325531 is 13552372164722.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22746127325531 - 2²² = 22746123131227 is a prime.

It is a super-2 number, since 2×22746127325531² (a number of 28 digits) contains 22 as substring.

Together with 22746127325533, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22746127325531.

It is not a weakly prime, because it can be changed into another prime (22746127325533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11373063662765 + 11373063662766.

It is an arithmetic number, because the mean of its divisors is an integer number (11373063662766).

Almost surely, 2^{22746127325531} is an apocalyptic number.

22746127325531 is a deficient number, since it is larger than the sum of its proper divisors (1).

22746127325531 is an equidigital number, since it uses as much as digits as its factorization.

22746127325531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4233600, while the sum is 50.

The spelling of 22746127325531 in words is "twenty-two trillion, seven hundred forty-six billion, one hundred twenty-seven million, three hundred twenty-five thousand, five hundred thirty-one".