164134631344 has 40 divisors (see below), whose sum is σ = 320951521280. Its totient is φ = 81310195008.

The previous prime is 164134631299. The next prime is 164134631359. The reversal of 164134631344 is 443136431461.

It is a junction number, because it is equal to n+sod(n) for n = 164134631297 and 164134631306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446997 + ... + 1556299.

It is an arithmetic number, because the mean of its divisors is an integer number (8023788032).

Almost surely, 2^164134631344 is an apocalyptic number.

It is an amenable number.

164134631344 is a deficient number, since it is larger than the sum of its proper divisors (156816889936).

164134631344 is a wasteful number, since it uses less digits than its factorization.

164134631344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110177 (or 110171 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The spelling of 164134631344 in words is "one hundred sixty-four billion, one hundred thirty-four million, six hundred thirty-one thousand, three hundred forty-four".