55026859386 has 32 divisors (see below), whose sum is σ = 115888760640. Its totient is φ = 17370491904.

The previous prime is 55026859379. The next prime is 55026859399. The reversal of 55026859386 is 68395862055.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226176 + ... + 401508.

It is an arithmetic number, because the mean of its divisors is an integer number (3621523770).

Almost surely, 2^55026859386 is an apocalyptic number.

55026859386 is an abundant number, since it is smaller than the sum of its proper divisors (60861901254).

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

55026859386 is a wasteful number, since it uses less digits than its factorization.

55026859386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178110.

The product of its (nonzero) digits is 15552000, while the sum is 57.

The spelling of 55026859386 in words is "fifty-five billion, twenty-six million, eight hundred fifty-nine thousand, three hundred eighty-six".