253210475984 has 20 divisors (see below), whose sum is σ = 490991936484. Its totient is φ = 126502879488.

The previous prime is 253210475963. The next prime is 253210475993. The reversal of 253210475984 is 489574012352.

It can be written as a sum of positive squares in 2 ways, for example, as 146459290000 + 106751185984 = 382700^2 + 326728^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6376997 + ... + 6416580.

Almost surely, 2^253210475984 is an apocalyptic number.

It is an amenable number.

253210475984 is a deficient number, since it is larger than the sum of its proper divisors (237781460500).

253210475984 is a wasteful number, since it uses less digits than its factorization.

253210475984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12794822 (or 12794816 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 253210475984 in words is "two hundred fifty-three billion, two hundred ten million, four hundred seventy-five thousand, nine hundred eighty-four".