56054446044 has 72 divisors (see below), whose sum is σ = 137713457280. Its totient is φ = 17743574112.

The previous prime is 56054446013. The next prime is 56054446061. The reversal of 56054446044 is 44064445065.

It is a junction number, because it is equal to n+sod(n) for n = 56054445987 and 56054446005.

It is a congruent number.

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, 850609 + ... + 914135.

Almost surely, 2^56054446044 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 56054446044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68856728640).

56054446044 is an abundant number, since it is smaller than the sum of its proper divisors (81659011236).

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

56054446044 is a wasteful number, since it uses less digits than its factorization.

56054446044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63719 (or 63694 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 56054446044 in words is "fifty-six billion, fifty-four million, four hundred forty-six thousand, forty-four".