550550506656 has 24 divisors (see below), whose sum is σ = 1445195080224. Its totient is φ = 183516835520.

The previous prime is 550550506619. The next prime is 550550506697. The reversal of 550550506656 is 656605055055.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867450460 + ... + 2867450651.

It is an arithmetic number, because the mean of its divisors is an integer number (60216461676).

Almost surely, 2^550550506656 is an apocalyptic number.

It is an amenable number.

550550506656 is an abundant number, since it is smaller than the sum of its proper divisors (894644573568).

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

550550506656 is a wasteful number, since it uses less digits than its factorization.

550550506656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5734901124 (or 5734901116 counting only the distinct ones).

The product of its (nonzero) digits is 3375000, while the sum is 48.

The spelling of 550550506656 in words is "five hundred fifty billion, five hundred fifty million, five hundred six thousand, six hundred fifty-six".