55241906944 has 216 divisors, whose sum is σ = 134997353568. Its totient is φ = 22465658880.

The previous prime is 55241906939. The next prime is 55241906977. The reversal of 55241906944 is 44960914255.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19027797 + ... + 19030699.

It is an arithmetic number, because the mean of its divisors is an integer number (624987748).

Almost surely, 2^55241906944 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 55241906944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67498676784).

55241906944 is an abundant number, since it is smaller than the sum of its proper divisors (79755446624).

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

55241906944 is a wasteful number, since it uses less digits than its factorization.

55241906944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011 (or 2990 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 55241906944 in words is "fifty-five billion, two hundred forty-one million, nine hundred six thousand, nine hundred forty-four".