5551010556 has 48 divisors (see below), whose sum is σ = 15941366784. Its totient is φ = 1464002496.

The previous prime is 5551010539. The next prime is 5551010579. The reversal of 5551010556 is 6550101555.

It is a congruent number.

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, 2540580 + ... + 2542763.

It is an arithmetic number, because the mean of its divisors is an integer number (332111808).

Almost surely, 2^5551010556 is an apocalyptic number.

It is an amenable number.

5551010556 is an abundant number, since it is smaller than the sum of its proper divisors (10390356228).

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

5551010556 is a wasteful number, since it uses less digits than its factorization.

5551010556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083370 (or 5083368 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The square root of 5551010556 is about 74505.1042278313. The cubic root of 5551010556 is about 1770.6145052638.

Subtracting 5551010556 from its reverse (6550101555), we obtain a palindrome (999090999).

It can be divided in two parts, 55510 and 10556, that added together give a palindrome (66066).

The spelling of 5551010556 in words is "five billion, five hundred fifty-one million, ten thousand, five hundred fifty-six".