55267595878 has 8 divisors (see below), whose sum is σ = 90437884200. Its totient is φ = 25121634480.

The previous prime is 55267595839. The next prime is 55267595879. The reversal of 55267595878 is 87859576255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55267595879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256081703 + ... + 1256081746.

It is an arithmetic number, because the mean of its divisors is an integer number (11304735525).

Almost surely, 2^55267595878 is an apocalyptic number.

55267595878 is a deficient number, since it is larger than the sum of its proper divisors (35170288322).

55267595878 is a wasteful number, since it uses less digits than its factorization.

55267595878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512163462.

The product of its digits is 211680000, while the sum is 67.

The spelling of 55267595878 in words is "fifty-five billion, two hundred sixty-seven million, five hundred ninety-five thousand, eight hundred seventy-eight".