550005049986 has 32 divisors (see below), whose sum is σ = 1261596668928. Its totient is φ = 156589016400.

The previous prime is 550005049973. The next prime is 550005050027. The reversal of 550005049986 is 689940500055.

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, 23124790 + ... + 23148561.

It is an arithmetic number, because the mean of its divisors is an integer number (39424895904).

Almost surely, 2^550005049986 is an apocalyptic number.

550005049986 is an abundant number, since it is smaller than the sum of its proper divisors (711591618942).

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

550005049986 is a wasteful number, since it uses less digits than its factorization.

550005049986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46273646.

The product of its (nonzero) digits is 1944000, while the sum is 51.

The spelling of 550005049986 in words is "five hundred fifty billion, five million, forty-nine thousand, nine hundred eighty-six".