55572394623684 has 48 divisors (see below), whose sum is σ = 133915787308800. Its totient is φ = 17926293189376.

The previous prime is 55572394623677. The next prime is 55572394623763. The reversal of 55572394623684 is 48632649327555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553503819 + ... + 553604210.

It is an arithmetic number, because the mean of its divisors is an integer number (2789912235600).

Almost surely, 2^{55572394623684} is an apocalyptic number.

It is an amenable number.

55572394623684 is an abundant number, since it is smaller than the sum of its proper divisors (78343392685116).

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

55572394623684 is a wasteful number, since it uses less digits than its factorization.

55572394623684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107108172 (or 1107108170 counting only the distinct ones).

The product of its digits is 1306368000, while the sum is 69.

The spelling of 55572394623684 in words is "fifty-five trillion, five hundred seventy-two billion, three hundred ninety-four million, six hundred twenty-three thousand, six hundred eighty-four".