550909100090 has 32 divisors (see below), whose sum is σ = 997834000896. Its totient is φ = 218986701120.

The previous prime is 550909100057. The next prime is 550909100099. The reversal of 550909100090 is 90001909055.

It is not an unprimeable number, because it can be changed into a prime (550909100099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21863639 + ... + 21888821.

It is an arithmetic number, because the mean of its divisors is an integer number (31182312528).

Almost surely, 2^550909100090 is an apocalyptic number.

550909100090 is a deficient number, since it is larger than the sum of its proper divisors (446924900806).

550909100090 is a wasteful number, since it uses less digits than its factorization.

550909100090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38774.

The product of its (nonzero) digits is 18225, while the sum is 38.

The spelling of 550909100090 in words is "five hundred fifty billion, nine hundred nine million, one hundred thousand, ninety".