22040555651 has 2 divisors, whose sum is σ = 22040555652. Its totient is φ = 22040555650.

The previous prime is 22040555609. The next prime is 22040555681. The reversal of 22040555651 is 15655504022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22040555651 is a prime.

It is not a weakly prime, because it can be changed into another prime (22040555681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11020277825 + 11020277826.

It is an arithmetic number, because the mean of its divisors is an integer number (11020277826).

Almost surely, 2^22040555651 is an apocalyptic number.

22040555651 is a deficient number, since it is larger than the sum of its proper divisors (1).

22040555651 is an equidigital number, since it uses as much as digits as its factorization.

22040555651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 22040555651 in words is "twenty-two billion, forty million, five hundred fifty-five thousand, six hundred fifty-one".