550656605051 has 24 divisors (see below), whose sum is σ = 680289111216. Its totient is φ = 442884879360.

The previous prime is 550656605047. The next prime is 550656605071. The reversal of 550656605051 is 150506656055.

It is not a de Polignac number, because 550656605051 - 2² = 550656605047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550656604993 and 550656605011.

It is not an unprimeable number, because it can be changed into a prime (550656605071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 722846 + ... + 1274291.

It is an arithmetic number, because the mean of its divisors is an integer number (28345379634).

Almost surely, 2^550656605051 is an apocalyptic number.

550656605051 is a deficient number, since it is larger than the sum of its proper divisors (129632506165).

550656605051 is a wasteful number, since it uses less digits than its factorization.

550656605051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997499 (or 1997492 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 550656605051 in words is "five hundred fifty billion, six hundred fifty-six million, six hundred five thousand, fifty-one".