253369276164 has 81 divisors (see below), whose sum is σ = 656038312839. Its totient is φ = 82450040400.

The previous prime is 253369276099. The next prime is 253369276177. The reversal of 253369276164 is 461672963352.

The square root of 253369276164 is 503358.

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

253369276164 is a `hidden beast` number, since 2 + 5 + 3 + 369 + 276 + 1 + 6 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 253369276164.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 129865389 + ... + 129867339.

Almost surely, 2^253369276164 is an apocalyptic number.

253369276164 is the 503358-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253369276164

253369276164 is an abundant number, since it is smaller than the sum of its proper divisors (402669036675).

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

253369276164 is an equidigital number, since it uses as much as digits as its factorization.

253369276164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998 (or 1999 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 253369276164 in words is "two hundred fifty-three billion, three hundred sixty-nine million, two hundred seventy-six thousand, one hundred sixty-four".