551106010660 has 48 divisors (see below), whose sum is σ = 1197321879600. Its totient is φ = 212824661504.

The previous prime is 551106010639. The next prime is 551106010661. The reversal of 551106010660 is 66010601155.

It can be written as a sum of positive squares in 8 ways, for example, as 74111350756 + 476994659904 = 272234^2 + 690648^2 .

It is not an unprimeable number, because it can be changed into a prime (551106010661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9886146 + ... + 9941734.

It is an arithmetic number, because the mean of its divisors is an integer number (24944205825).

Almost surely, 2^551106010660 is an apocalyptic number.

It is an amenable number.

551106010660 is an abundant number, since it is smaller than the sum of its proper divisors (646215868940).

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

551106010660 is a wasteful number, since it uses less digits than its factorization.

551106010660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72720 (or 72718 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 551106010660 in words is "five hundred fifty-one billion, one hundred six million, ten thousand, six hundred sixty".