55966268894 has 32 divisors (see below), whose sum is σ = 87141627360. Its totient is φ = 26935953408.

The previous prime is 55966268873. The next prime is 55966268899. The reversal of 55966268894 is 49886266955.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55966268899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6401294 + ... + 6410030.

It is an arithmetic number, because the mean of its divisors is an integer number (2723175855).

Almost surely, 2^55966268894 is an apocalyptic number.

55966268894 is a deficient number, since it is larger than the sum of its proper divisors (31175358466).

55966268894 is a wasteful number, since it uses less digits than its factorization.

55966268894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9692.

The product of its digits is 223948800, while the sum is 68.

The spelling of 55966268894 in words is "fifty-five billion, nine hundred sixty-six million, two hundred sixty-eight thousand, eight hundred ninety-four".