164357334261 has 6 divisors (see below), whose sum is σ = 237405038390. Its totient is φ = 109571556168.

The previous prime is 164357334203. The next prime is 164357334319. The reversal of 164357334261 is 162433753461.

164357334261 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 57 + 334 + 261 = 666.

It is an interprime number because it is at equal distance from previous prime (164357334203) and next prime (164357334319).

It can be written as a sum of positive squares in only one way, i.e., 162021545361 + 2335788900 = 402519^2 + 48330^2 .

It is not a de Polignac number, because 164357334261 - 2¹⁰ = 164357333237 is a prime.

It is a super-2 number, since 2×164357334261² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164357334161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9130963006 + ... + 9130963023.

Almost surely, 2^164357334261 is an apocalyptic number.

It is an amenable number.

164357334261 is a deficient number, since it is larger than the sum of its proper divisors (73047704129).

164357334261 is a wasteful number, since it uses less digits than its factorization.

164357334261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18261926035 (or 18261926032 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The spelling of 164357334261 in words is "one hundred sixty-four billion, three hundred fifty-seven million, three hundred thirty-four thousand, two hundred sixty-one".