164992941329 has 16 divisors (see below), whose sum is σ = 179799963840. Its totient is φ = 150816184320.

The previous prime is 164992941317. The next prime is 164992941353. The reversal of 164992941329 is 923149299461.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164992941329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164992943329) 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, 907712 + ... + 1074209.

It is an arithmetic number, because the mean of its divisors is an integer number (11237497740).

Almost surely, 2^164992941329 is an apocalyptic number.

It is an amenable number.

164992941329 is a deficient number, since it is larger than the sum of its proper divisors (14807022511).

164992941329 is a wasteful number, since it uses less digits than its factorization.

164992941329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982080.

The product of its digits is 7558272, while the sum is 59.

The spelling of 164992941329 in words is "one hundred sixty-four billion, nine hundred ninety-two million, nine hundred forty-one thousand, three hundred twenty-nine".