164522023450731 has 16 divisors (see below), whose sum is σ = 252141032109600. Its totient is φ = 105899233485024.

The previous prime is 164522023450667. The next prime is 164522023450819. The reversal of 164522023450731 is 137054320225461.

164522023450731 is a `hidden beast` number, since 1 + 6 + 4 + 522 + 0 + 2 + 3 + 4 + 50 + 73 + 1 = 666.

164522023450731 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164522023450731 - 2⁶ = 164522023450667 is a prime.

It is a super-2 number, since 2×164522023450731² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164522023450231) 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, 105058762596 + ... + 105058764161.

It is an arithmetic number, because the mean of its divisors is an integer number (15758814506850).

Almost surely, 2^{164522023450731} is an apocalyptic number.

164522023450731 is a deficient number, since it is larger than the sum of its proper divisors (87619008658869).

164522023450731 is a wasteful number, since it uses less digits than its factorization.

164522023450731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210117526795 (or 210117526789 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 164522023450731 in words is "one hundred sixty-four trillion, five hundred twenty-two billion, twenty-three million, four hundred fifty thousand, seven hundred thirty-one".