273154660164 has 27 divisors (see below), whose sum is σ = 690482206687. Its totient is φ = 91050508104.

The previous prime is 273154660123. The next prime is 273154660199. The reversal of 273154660164 is 461066451372.

The square root of 273154660164 is 522642.

It is a perfect power (a square), and thus also a powerful number.

273154660164 is a `hidden beast` number, since 2 + 7 + 31 + 5 + 4 + 6 + 601 + 6 + 4 = 666.

It is a super-2 number, since 2×273154660164² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3092299 + ... + 3179405.

Almost surely, 2^273154660164 is an apocalyptic number.

273154660164 is the 522642-nd square number.

It is an amenable number.

273154660164 is an abundant number, since it is smaller than the sum of its proper divisors (417327546523).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273154660164 is an frugal number, since it uses more digits than its factorization.

273154660164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174224 (or 87112 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 273154660164 in words is "two hundred seventy-three billion, one hundred fifty-four million, six hundred sixty thousand, one hundred sixty-four".