56145854028 has 96 divisors (see below), whose sum is σ = 148498479360. Its totient is φ = 16354589440.

The previous prime is 56145854021. The next prime is 56145854081. The reversal of 56145854028 is 82045854165.

56145854028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56145854021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836650 + ... + 901262.

It is an arithmetic number, because the mean of its divisors is an integer number (1546859160).

Almost surely, 2^56145854028 is an apocalyptic number.

56145854028 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56145854028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74249239680).

56145854028 is an abundant number, since it is smaller than the sum of its proper divisors (92352625332).

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

56145854028 is a wasteful number, since it uses less digits than its factorization.

56145854028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64887 (or 64885 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 48.

The spelling of 56145854028 in words is "fifty-six billion, one hundred forty-five million, eight hundred fifty-four thousand, twenty-eight".