55670273280 has 108 divisors (see below), whose sum is σ = 192613386420. Its totient is φ = 14845403136.

The previous prime is 55670273261. The next prime is 55670273359. The reversal of 55670273280 is 8237207655.

55670273280 is a `hidden beast` number, since 5 + 567 + 0 + 2 + 7 + 3 + 2 + 80 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38296924416 + 17373348864 = 195696^2 + 131808^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2404725 + ... + 2427764.

Almost surely, 2^55670273280 is an apocalyptic number.

It is an amenable number.

55670273280 is an abundant number, since it is smaller than the sum of its proper divisors (136943113140).

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

55670273280 is a wasteful number, since it uses less digits than its factorization.

55670273280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4832516 (or 4832499 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 55670273280 in words is "fifty-five billion, six hundred seventy million, two hundred seventy-three thousand, two hundred eighty".