55532678868522 has 48 divisors (see below), whose sum is σ = 121466674959552. Its totient is φ = 18335311718400.

The previous prime is 55532678868479. The next prime is 55532678868533. The reversal of 55532678868522 is 22586887623555.

55532678868522 is a `hidden beast` number, since 5 + 5 + 5 + 3 + 26 + 78 + 8 + 6 + 8 + 522 = 666.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28496983 + ... + 30383274.

It is an arithmetic number, because the mean of its divisors is an integer number (2530555728324).

Almost surely, 2^{55532678868522} is an apocalyptic number.

55532678868522 is an abundant number, since it is smaller than the sum of its proper divisors (65933996091030).

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

55532678868522 is a wasteful number, since it uses less digits than its factorization.

55532678868522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58880763 (or 58880760 counting only the distinct ones).

The product of its digits is 1935360000, while the sum is 72.

The spelling of 55532678868522 in words is "fifty-five trillion, five hundred thirty-two billion, six hundred seventy-eight million, eight hundred sixty-eight thousand, five hundred twenty-two".