550612720456 has 16 divisors (see below), whose sum is σ = 1032410835900. Its totient is φ = 275303164224.

The previous prime is 550612720451. The next prime is 550612720481. The reversal of 550612720456 is 654027216055.

It can be written as a sum of positive squares in 2 ways, for example, as 502445639556 + 48167080900 = 708834^2 + 219470^2 .

It is not an unprimeable number, because it can be changed into a prime (550612720451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435310 + ... + 1136098.

Almost surely, 2^550612720456 is an apocalyptic number.

It is an amenable number.

550612720456 is a deficient number, since it is larger than the sum of its proper divisors (481798115444).

550612720456 is a wasteful number, since it uses less digits than its factorization.

550612720456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799008 (or 799004 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 550612720456 in words is "five hundred fifty billion, six hundred twelve million, seven hundred twenty thousand, four hundred fifty-six".