56036394392 has 128 divisors (see below), whose sum is σ = 118250496000. Its totient is φ = 24681421440.

The previous prime is 56036394391. The next prime is 56036394473. The reversal of 56036394392 is 29349363065.

It is a self number, because there is not a number n which added to its sum of digits gives 56036394392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56036394391) 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, 99531503 + ... + 99532065.

It is an arithmetic number, because the mean of its divisors is an integer number (923832000).

Almost surely, 2^56036394392 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 56036394392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59125248000).

56036394392 is an abundant number, since it is smaller than the sum of its proper divisors (62214101608).

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

56036394392 is a wasteful number, since it uses less digits than its factorization.

56036394392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901 (or 897 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 50.

The spelling of 56036394392 in words is "fifty-six billion, thirty-six million, three hundred ninety-four thousand, three hundred ninety-two".