55998183996576 has 576 divisors, whose sum is σ = 177505323585408. Its totient is φ = 17302678437888.

The previous prime is 55998183996541. The next prime is 55998183996683. The reversal of 55998183996576 is 67569938189955.

55998183996576 is a `hidden beast` number, since 5 + 5 + 9 + 98 + 1 + 8 + 399 + 65 + 76 = 666.

It is a super-2 number, since 2×55998183996576² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7459458615 + ... + 7459466121.

It is an arithmetic number, because the mean of its divisors is an integer number (308168964558).

Almost surely, 2^{55998183996576} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55998183996576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88752661792704).

55998183996576 is an abundant number, since it is smaller than the sum of its proper divisors (121507139588832).

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

55998183996576 is a wasteful number, since it uses less digits than its factorization.

55998183996576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8395 (or 8375 counting only the distinct ones).

The product of its digits is 39680928000, while the sum is 90.

The spelling of 55998183996576 in words is "fifty-five trillion, nine hundred ninety-eight billion, one hundred eighty-three million, nine hundred ninety-six thousand, five hundred seventy-six".