22446087901 has 2 divisors, whose sum is σ = 22446087902. Its totient is φ = 22446087900.

The previous prime is 22446087883. The next prime is 22446087991. The reversal of 22446087901 is 10978064422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19489556025 + 2956531876 = 139605^2 + 54374^2 .

It is a cyclic number.

It is not a de Polignac number, because 22446087901 - 2⁷ = 22446087773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22446087991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11223043950 + 11223043951.

It is an arithmetic number, because the mean of its divisors is an integer number (11223043951).

Almost surely, 2^22446087901 is an apocalyptic number.

It is an amenable number.

22446087901 is a deficient number, since it is larger than the sum of its proper divisors (1).

22446087901 is an equidigital number, since it uses as much as digits as its factorization.

22446087901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 22446087901 in words is "twenty-two billion, four hundred forty-six million, eighty-seven thousand, nine hundred one".