183118805253 has 6 divisors (see below), whose sum is σ = 264504940934. Its totient is φ = 122079203496.

The previous prime is 183118805213. The next prime is 183118805267. The reversal of 183118805253 is 352508811381.

183118805253 is a `hidden beast` number, since 1 + 8 + 3 + 118 + 8 + 0 + 525 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 111140890884 + 71977914369 = 333378^2 + 268287^2 .

It is not a de Polignac number, because 183118805253 - 2¹² = 183118801157 is a prime.

It is a super-2 number, since 2×183118805253² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 183118805199 and 183118805208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (183118805213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10173266950 + ... + 10173266967.

Almost surely, 2^183118805253 is an apocalyptic number.

It is an amenable number.

183118805253 is a deficient number, since it is larger than the sum of its proper divisors (81386135681).

183118805253 is a wasteful number, since it uses less digits than its factorization.

183118805253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20346533923 (or 20346533920 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 45.

The spelling of 183118805253 in words is "one hundred eighty-three billion, one hundred eighteen million, eight hundred five thousand, two hundred fifty-three".