55474915252 has 12 divisors (see below), whose sum is σ = 97092438660. Its totient is φ = 27734218496.

The previous prime is 55474915229. The next prime is 55474915261. The reversal of 55474915252 is 25251947455.

It can be written as a sum of positive squares in 2 ways, for example, as 8553290256 + 46921624996 = 92484^2 + 216614^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55474915196 and 55474915205.

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, 771043 + ... + 839914.

It is an arithmetic number, because the mean of its divisors is an integer number (8091036555).

Almost surely, 2^55474915252 is an apocalyptic number.

It is an amenable number.

55474915252 is a deficient number, since it is larger than the sum of its proper divisors (41617523408).

55474915252 is a wasteful number, since it uses less digits than its factorization.

55474915252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619570 (or 1619568 counting only the distinct ones).

The product of its digits is 2520000, while the sum is 49.

The spelling of 55474915252 in words is "fifty-five billion, four hundred seventy-four million, nine hundred fifteen thousand, two hundred fifty-two".