253875873654 has 24 divisors (see below), whose sum is σ = 592377039072. Its totient is φ = 78115653360.

The previous prime is 253875873599. The next prime is 253875873661. The reversal of 253875873654 is 456378578352.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 253875873591 and 253875873600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 542469582 + ... + 542470049.

It is an arithmetic number, because the mean of its divisors is an integer number (24682376628).

Almost surely, 2^253875873654 is an apocalyptic number.

253875873654 is an abundant number, since it is smaller than the sum of its proper divisors (338501165418).

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

253875873654 is a wasteful number, since it uses less digits than its factorization.

253875873654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084939652 (or 1084939649 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 63.

The spelling of 253875873654 in words is "two hundred fifty-three billion, eight hundred seventy-five million, eight hundred seventy-three thousand, six hundred fifty-four".