253157278248 has 96 divisors (see below), whose sum is σ = 790516584000. Its totient is φ = 71690540544.

The previous prime is 253157278229. The next prime is 253157278267. The reversal of 253157278248 is 842872751352.

253157278248 is a `hidden beast` number, since 2 + 531 + 5 + 7 + 27 + 82 + 4 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (253157278229) and next prime (253157278267).

It is a junction number, because it is equal to n+sod(n) for n = 253157278194 and 253157278203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2165598 + ... + 2279501.

It is an arithmetic number, because the mean of its divisors is an integer number (8234547750).

Almost surely, 2^253157278248 is an apocalyptic number.

253157278248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

253157278248 is an abundant number, since it is smaller than the sum of its proper divisors (537359305752).

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

253157278248 is a wasteful number, since it uses less digits than its factorization.

253157278248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445231 (or 4445224 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 54.

The spelling of 253157278248 in words is "two hundred fifty-three billion, one hundred fifty-seven million, two hundred seventy-eight thousand, two hundred forty-eight".