253484044173 has 24 divisors (see below), whose sum is σ = 371456758400. Its totient is φ = 166544973504.

The previous prime is 253484044157. The next prime is 253484044199. The reversal of 253484044173 is 371440484352.

253484044173 is a `hidden beast` number, since 2 + 534 + 8 + 4 + 0 + 4 + 41 + 73 = 666.

It is not a de Polignac number, because 253484044173 - 2⁴ = 253484044157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253484024173) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63033 + ... + 714801.

Almost surely, 2^253484044173 is an apocalyptic number.

It is an amenable number.

253484044173 is a deficient number, since it is larger than the sum of its proper divisors (117972714227).

253484044173 is a wasteful number, since it uses less digits than its factorization.

253484044173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652401 (or 652398 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 253484044173 in words is "two hundred fifty-three billion, four hundred eighty-four million, forty-four thousand, one hundred seventy-three".