252290593728 has 98 divisors (see below), whose sum is σ = 750615485304. Its totient is φ = 84096849024.

The previous prime is 252290593717. The next prime is 252290593741. The reversal of 252290593728 is 827395092252.

252290593728 is a `hidden beast` number, since 2 + 5 + 2 + 29 + 0 + 593 + 7 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2657076 + ... + 2750387.

Almost surely, 2^252290593728 is an apocalyptic number.

It is an amenable number.

252290593728 is an abundant number, since it is smaller than the sum of its proper divisors (498324891576).

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

252290593728 is an frugal number, since it uses more digits than its factorization.

252290593728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407493 (or 5407468 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 252290593728 in words is "two hundred fifty-two billion, two hundred ninety million, five hundred ninety-three thousand, seven hundred twenty-eight".