253531210304 has 28 divisors (see below), whose sum is σ = 503268465648. Its totient is φ = 126723408000.

The previous prime is 253531210297. The next prime is 253531210327. The reversal of 253531210304 is 403012135352.

It is a happy number.

It is a super-2 number, since 2×253531210304² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465122 + ... + 850529.

Almost surely, 2^253531210304 is an apocalyptic number.

It is an amenable number.

253531210304 is a deficient number, since it is larger than the sum of its proper divisors (249737255344).

253531210304 is a wasteful number, since it uses less digits than its factorization.

253531210304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318674 (or 1318664 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 253531210304 its reverse (403012135352), we get a palindrome (656543345656).

The spelling of 253531210304 in words is "two hundred fifty-three billion, five hundred thirty-one million, two hundred ten thousand, three hundred four".