5621086744 has 80 divisors (see below), whose sum is σ = 13241783520. Its totient is φ = 2223627840.

The previous prime is 5621086717. The next prime is 5621086789. The reversal of 5621086744 is 4476801265.

It is a self number, because there is not a number n which added to its sum of digits gives 5621086744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 238449 + ... + 260959.

It is an arithmetic number, because the mean of its divisors is an integer number (165522294).

Almost surely, 2^5621086744 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 5621086744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6620891760).

5621086744 is an abundant number, since it is smaller than the sum of its proper divisors (7620696776).

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

5621086744 is a wasteful number, since it uses less digits than its factorization.

5621086744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22558 (or 22533 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 5621086744 is about 74973.9070877329. The cubic root of 5621086744 is about 1778.0341407460.

The spelling of 5621086744 in words is "five billion, six hundred twenty-one million, eighty-six thousand, seven hundred forty-four".