5551318860 has 24 divisors (see below), whose sum is σ = 15543692976. Its totient is φ = 1480351680.

The previous prime is 5551318813. The next prime is 5551318889. The reversal of 5551318860 is 688131555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46260931 + ... + 46261050.

It is an arithmetic number, because the mean of its divisors is an integer number (647653874).

Almost surely, 2^5551318860 is an apocalyptic number.

It is an amenable number.

5551318860 is an abundant number, since it is smaller than the sum of its proper divisors (9992374116).

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

5551318860 is a wasteful number, since it uses less digits than its factorization.

5551318860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92521993 (or 92521991 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 42.

The square root of 5551318860 is about 74507.1732117116. The cubic root of 5551318860 is about 1770.6472847264.

The spelling of 5551318860 in words is "five billion, five hundred fifty-one million, three hundred eighteen thousand, eight hundred sixty".