22770627631 has 2 divisors, whose sum is σ = 22770627632. Its totient is φ = 22770627630.

The previous prime is 22770627629. The next prime is 22770627637. The reversal of 22770627631 is 13672607722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22770627631 - 2¹ = 22770627629 is a prime.

It is a super-2 number, since 2×22770627631² (a number of 22 digits) contains 22 as substring.

Together with 22770627629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22770627637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11385313815 + 11385313816.

It is an arithmetic number, because the mean of its divisors is an integer number (11385313816).

Almost surely, 2^22770627631 is an apocalyptic number.

22770627631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22770627631 is an equidigital number, since it uses as much as digits as its factorization.

22770627631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 22770627631 in words is "twenty-two billion, seven hundred seventy million, six hundred twenty-seven thousand, six hundred thirty-one".