22400745065 has 16 divisors (see below), whose sum is σ = 28159833600. Its totient is φ = 17083614912.

The previous prime is 22400745053. The next prime is 22400745071. The reversal of 22400745065 is 56054700422.

It is a cyclic number.

It is not a de Polignac number, because 22400745065 - 2¹⁶ = 22400679529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 966317 + ... + 989226.

It is an arithmetic number, because the mean of its divisors is an integer number (1759989600).

Almost surely, 2^22400745065 is an apocalyptic number.

It is an amenable number.

22400745065 is a deficient number, since it is larger than the sum of its proper divisors (5759088535).

22400745065 is a wasteful number, since it uses less digits than its factorization.

22400745065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955656.

The product of its (nonzero) digits is 67200, while the sum is 35.

The spelling of 22400745065 in words is "twenty-two billion, four hundred million, seven hundred forty-five thousand, sixty-five".