253755265278 has 16 divisors (see below), whose sum is σ = 508399347456. Its totient is φ = 84436952280.

The previous prime is 253755265243. The next prime is 253755265297. The reversal of 253755265278 is 872562557352.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37030326 + ... + 37037177.

It is an arithmetic number, because the mean of its divisors is an integer number (31774959216).

Almost surely, 2^253755265278 is an apocalyptic number.

253755265278 is an abundant number, since it is smaller than the sum of its proper divisors (254644082178).

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

253755265278 is a wasteful number, since it uses less digits than its factorization.

253755265278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74068079.

The product of its digits is 35280000, while the sum is 57.

The spelling of 253755265278 in words is "two hundred fifty-three billion, seven hundred fifty-five million, two hundred sixty-five thousand, two hundred seventy-eight".