55500220522 has 32 divisors (see below), whose sum is σ = 88572801600. Its totient is φ = 26008190208.

The previous prime is 55500220499. The next prime is 55500220543. The reversal of 55500220522 is 22502200555.

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, 2337004 + ... + 2360632.

It is an arithmetic number, because the mean of its divisors is an integer number (2767900050).

Almost surely, 2^55500220522 is an apocalyptic number.

55500220522 is a deficient number, since it is larger than the sum of its proper divisors (33072581078).

55500220522 is a wasteful number, since it uses less digits than its factorization.

55500220522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24310.

The product of its (nonzero) digits is 10000, while the sum is 28.

The spelling of 55500220522 in words is "fifty-five billion, five hundred million, two hundred twenty thousand, five hundred twenty-two".