55843938996 has 96 divisors (see below), whose sum is σ = 145310376960. Its totient is φ = 16588260864.

The previous prime is 55843938919. The next prime is 55843939033. The reversal of 55843938996 is 69983934855.

It is a self number, because there is not a number n which added to its sum of digits gives 55843938996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10257051 + ... + 10262493.

It is an arithmetic number, because the mean of its divisors is an integer number (1513649760).

Almost surely, 2^55843938996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55843938996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72655188480).

55843938996 is an abundant number, since it is smaller than the sum of its proper divisors (89466437964).

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

55843938996 is a wasteful number, since it uses less digits than its factorization.

55843938996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8133 (or 8131 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 69.

The spelling of 55843938996 in words is "fifty-five billion, eight hundred forty-three million, nine hundred thirty-eight thousand, nine hundred ninety-six".