164542572777513 has 12 divisors (see below), whose sum is σ = 255208888389840. Its totient is φ = 94024327301352.

The previous prime is 164542572777511. The next prime is 164542572777553. The reversal of 164542572777513 is 315777275245461.

It is not a de Polignac number, because 164542572777513 - 2¹ = 164542572777511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164542572777511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 559668614743 + ... + 559668615036.

It is an arithmetic number, because the mean of its divisors is an integer number (21267407365820).

Almost surely, 2^{164542572777513} is an apocalyptic number.

It is an amenable number.

164542572777513 is a deficient number, since it is larger than the sum of its proper divisors (90666315612327).

164542572777513 is a wasteful number, since it uses less digits than its factorization.

164542572777513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119337229796 (or 1119337229789 counting only the distinct ones).

The product of its digits is 345744000, while the sum is 66.

The spelling of 164542572777513 in words is "one hundred sixty-four trillion, five hundred forty-two billion, five hundred seventy-two million, seven hundred seventy-seven thousand, five hundred thirteen".