253751347404 has 72 divisors (see below), whose sum is σ = 665266136080. Its totient is φ = 84573284544.

The previous prime is 253751347379. The next prime is 253751347439. The reversal of 253751347404 is 404743157352.

It is a happy number.

253751347404 is a `hidden beast` number, since 2 + 53 + 7 + 513 + 47 + 40 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 253751347404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14583942 + ... + 14601330.

Almost surely, 2^253751347404 is an apocalyptic number.

It is an amenable number.

253751347404 is an abundant number, since it is smaller than the sum of its proper divisors (411514788676).

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

253751347404 is a wasteful number, since it uses less digits than its factorization.

253751347404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32421 (or 32407 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 45.

The spelling of 253751347404 in words is "two hundred fifty-three billion, seven hundred fifty-one million, three hundred forty-seven thousand, four hundred four".