550550580057 has 6 divisors (see below), whose sum is σ = 795239726762. Its totient is φ = 367033720032.

The previous prime is 550550580053. The next prime is 550550580067. The reversal of 550550580057 is 750085055055.

It is a happy number.

550550580057 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 303552513936 + 246998066121 = 550956^2 + 496989^2 .

It is not a de Polignac number, because 550550580057 - 2² = 550550580053 is a prime.

It is a super-2 number, since 2×550550580057² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550550579994 and 550550580021.

It is not an unprimeable number, because it can be changed into a prime (550550580053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30586143328 + ... + 30586143345.

Almost surely, 2^550550580057 is an apocalyptic number.

It is an amenable number.

550550580057 is a deficient number, since it is larger than the sum of its proper divisors (244689146705).

550550580057 is a wasteful number, since it uses less digits than its factorization.

550550580057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61172286679 (or 61172286676 counting only the distinct ones).

The product of its (nonzero) digits is 875000, while the sum is 45.

The spelling of 550550580057 in words is "five hundred fifty billion, five hundred fifty million, five hundred eighty thousand, fifty-seven".