253875885128 has 16 divisors (see below), whose sum is σ = 476930953260. Its totient is φ = 126694297600.

The previous prime is 253875885097. The next prime is 253875885209. The reversal of 253875885128 is 821588578352.

It can be written as a sum of positive squares in 2 ways, for example, as 253107597604 + 768287524 = 503098^2 + 27718^2 .

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 3 ways as a sum of consecutive naturals, for example, 30451193 + ... + 30459528.

Almost surely, 2^253875885128 is an apocalyptic number.

It is an amenable number.

253875885128 is a deficient number, since it is larger than the sum of its proper divisors (223055068132).

253875885128 is a wasteful number, since it uses less digits than its factorization.

253875885128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60911248 (or 60911244 counting only the distinct ones).

The product of its digits is 43008000, while the sum is 62.

The spelling of 253875885128 in words is "two hundred fifty-three billion, eight hundred seventy-five million, eight hundred eighty-five thousand, one hundred twenty-eight".