55375383880 has 16 divisors (see below), whose sum is σ = 124594613820. Its totient is φ = 22150153536.

The previous prime is 55375383871. The next prime is 55375383893. The reversal of 55375383880 is 8838357355.

It can be written as a sum of positive squares in 2 ways, for example, as 51859131076 + 3516252804 = 227726^2 + 59298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692192259 + ... + 692192338.

Almost surely, 2^55375383880 is an apocalyptic number.

It is an amenable number.

55375383880 is an abundant number, since it is smaller than the sum of its proper divisors (69219229940).

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

55375383880 is a wasteful number, since it uses less digits than its factorization.

55375383880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384384608 (or 1384384604 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 55375383880 in words is "fifty-five billion, three hundred seventy-five million, three hundred eighty-three thousand, eight hundred eighty".