274997520252 has 144 divisors (see below), whose sum is σ = 892745817600. Its totient is φ = 69373459584.

The previous prime is 274997520247. The next prime is 274997520293. The reversal of 274997520252 is 252025799472.

274997520252 is a `hidden beast` number, since 2 + 7 + 4 + 9 + 97 + 520 + 25 + 2 = 666.

It is a super-2 number, since 2×274997520252² (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 47 ways as a sum of consecutive naturals, for example, 1749502 + ... + 1900197.

Almost surely, 2^274997520252 is an apocalyptic number.

It is an amenable number.

274997520252 is an abundant number, since it is smaller than the sum of its proper divisors (617748297348).

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

274997520252 is a wasteful number, since it uses less digits than its factorization.

274997520252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649752 (or 3649747 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 274997520252 in words is "two hundred seventy-four billion, nine hundred ninety-seven million, five hundred twenty thousand, two hundred fifty-two".