55223879613201 has 160 divisors (see below), whose sum is σ = 91902606985728. Its totient is φ = 32832028753920.

The previous prime is 55223879613197. The next prime is 55223879613233. The reversal of 55223879613201 is 10231697832255.

55223879613201 is a `hidden beast` number, since 5 + 5 + 223 + 8 + 7 + 96 + 1 + 320 + 1 = 666.

It is not a de Polignac number, because 55223879613201 - 2² = 55223879613197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55223879613241) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 5426336625 + ... + 5426346801.

Almost surely, 2^{55223879613201} is an apocalyptic number.

It is an amenable number.

55223879613201 is a deficient number, since it is larger than the sum of its proper divisors (36678727372527).

55223879613201 is a wasteful number, since it uses less digits than its factorization.

55223879613201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11653 (or 11644 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 55223879613201 in words is "fifty-five trillion, two hundred twenty-three billion, eight hundred seventy-nine million, six hundred thirteen thousand, two hundred one".