53533547679172 has 96 divisors (see below), whose sum is σ = 107081476669440. Its totient is φ = 23194911168000.

The previous prime is 53533547679163. The next prime is 53533547679221. The reversal of 53533547679172 is 27197674533535.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a junction number, because it is equal to n+sod(n) for n = 53533547679098 and 53533547679107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1432853772 + ... + 1432891132.

It is an arithmetic number, because the mean of its divisors is an integer number (1115432048640).

Almost surely, 2^{53533547679172} is an apocalyptic number.

It is an amenable number.

53533547679172 is an abundant number, since it is smaller than the sum of its proper divisors (53547928990268).

53533547679172 is a wasteful number, since it uses less digits than its factorization.

53533547679172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53153 (or 53151 counting only the distinct ones).

The product of its digits is 500094000, while the sum is 67.

The spelling of 53533547679172 in words is "fifty-three trillion, five hundred thirty-three billion, five hundred forty-seven million, six hundred seventy-nine thousand, one hundred seventy-two".