5617736640 has 224 divisors, whose sum is σ = 20354909760. Its totient is φ = 1457491968.

The previous prime is 5617736627. The next prime is 5617736659. The reversal of 5617736640 is 466377165.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310894 + ... + 328466.

Almost surely, 2^5617736640 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 5617736640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10177454880).

5617736640 is an abundant number, since it is smaller than the sum of its proper divisors (14737173120).

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

5617736640 is a wasteful number, since it uses less digits than its factorization.

5617736640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17636 (or 17620 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 5617736640 is about 74951.5619583742. The cubic root of 5617736640 is about 1777.6808411496.

The spelling of 5617736640 in words is "five billion, six hundred seventeen million, seven hundred thirty-six thousand, six hundred forty".