22400326539 has 24 divisors (see below), whose sum is σ = 34265950992. Its totient is φ = 14052387840.

The previous prime is 22400326519. The next prime is 22400326541. The reversal of 22400326539 is 93562300422.

It is a happy number.

It is not a de Polignac number, because 22400326539 - 2⁷ = 22400326411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22400326519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1030099 + ... + 1051619.

It is an arithmetic number, because the mean of its divisors is an integer number (1427747958).

Almost surely, 2^22400326539 is an apocalyptic number.

22400326539 is a deficient number, since it is larger than the sum of its proper divisors (11865624453).

22400326539 is a wasteful number, since it uses less digits than its factorization.

22400326539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28347 (or 28344 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 22400326539 in words is "twenty-two billion, four hundred million, three hundred twenty-six thousand, five hundred thirty-nine".