22016444552601 has 16 divisors (see below), whose sum is σ = 29758994654400. Its totient is φ = 14476960104768.

The previous prime is 22016444552587. The next prime is 22016444552639. The reversal of 22016444552601 is 10625544461022.

It is not a de Polignac number, because 22016444552601 - 2⁵ = 22016444552569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22016444552651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149679886 + ... + 149826903.

It is an arithmetic number, because the mean of its divisors is an integer number (1859937165900).

Almost surely, 2^{22016444552601} is an apocalyptic number.

It is an amenable number.

22016444552601 is a deficient number, since it is larger than the sum of its proper divisors (7742550101799).

22016444552601 is a wasteful number, since it uses less digits than its factorization.

22016444552601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299507128.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 22016444552601 in words is "twenty-two trillion, sixteen billion, four hundred forty-four million, five hundred fifty-two thousand, six hundred one".