550061000555 has 32 divisors (see below), whose sum is σ = 721730815488. Its totient is φ = 399128083200.

The previous prime is 550061000551. The next prime is 550061000557. The reversal of 550061000555 is 555000160055.

It is not a de Polignac number, because 550061000555 - 2² = 550061000551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550061000551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60501560 + ... + 60510650.

It is an arithmetic number, because the mean of its divisors is an integer number (22554087984).

Almost surely, 2^550061000555 is an apocalyptic number.

550061000555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550061000555 is a deficient number, since it is larger than the sum of its proper divisors (171669814933).

550061000555 is a wasteful number, since it uses less digits than its factorization.

550061000555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11507.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 550061000555 in words is "five hundred fifty billion, sixty-one million, five hundred fifty-five", and thus it is an aban number.