55885466660 has 24 divisors (see below), whose sum is σ = 117399292920. Its totient is φ = 22346603264.

The previous prime is 55885466639. The next prime is 55885466713. The reversal of 55885466660 is 6666458855.

It can be written as a sum of positive squares in 4 ways, for example, as 623800576 + 55261666084 = 24976^2 + 235078^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55885466660.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413345 + ... + 531624.

It is an arithmetic number, because the mean of its divisors is an integer number (4891637205).

Almost surely, 2^55885466660 is an apocalyptic number.

It is an amenable number.

55885466660 is an abundant number, since it is smaller than the sum of its proper divisors (61513826260).

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

55885466660 is a wasteful number, since it uses less digits than its factorization.

55885466660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947935 (or 947933 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 59.

The spelling of 55885466660 in words is "fifty-five billion, eight hundred eighty-five million, four hundred sixty-six thousand, six hundred sixty".