252695460165 has 8 divisors (see below), whose sum is σ = 404312736288. Its totient is φ = 134770912080.

The previous prime is 252695460139. The next prime is 252695460203. The reversal of 252695460165 is 561064596252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252695460165 - 2¹¹ = 252695458117 is a prime.

It is a super-2 number, since 2×252695460165² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 8423181991 + ... + 8423182020.

It is an arithmetic number, because the mean of its divisors is an integer number (50539092036).

Almost surely, 2^252695460165 is an apocalyptic number.

It is an amenable number.

252695460165 is a deficient number, since it is larger than the sum of its proper divisors (151617276123).

252695460165 is a wasteful number, since it uses less digits than its factorization.

252695460165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16846364019.

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 252695460165 in words is "two hundred fifty-two billion, six hundred ninety-five million, four hundred sixty thousand, one hundred sixty-five".