550002020172 has 48 divisors (see below), whose sum is σ = 1413089338752. Its totient is φ = 165109636480.

The previous prime is 550002020159. The next prime is 550002020213. The reversal of 550002020172 is 271020200055.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19456353 + ... + 19484600.

It is an arithmetic number, because the mean of its divisors is an integer number (29439361224).

Almost surely, 2^550002020172 is an apocalyptic number.

It is an amenable number.

550002020172 is an abundant number, since it is smaller than the sum of its proper divisors (863087318580).

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

550002020172 is a wasteful number, since it uses less digits than its factorization.

550002020172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38941078 (or 38941076 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The spelling of 550002020172 in words is "five hundred fifty billion, two million, twenty thousand, one hundred seventy-two".