5646937536 has 168 divisors, whose sum is σ = 16949958480. Its totient is φ = 1795067904.

The previous prime is 5646937531. The next prime is 5646937537. The reversal of 5646937536 is 6357396465.

5646937536 is a `hidden beast` number, since 564 + 6 + 9 + 3 + 75 + 3 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646937531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1384396 + ... + 1388468.

It is an arithmetic number, because the mean of its divisors is an integer number (100892610).

Almost surely, 2^5646937536 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 5646937536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8474979240).

5646937536 is an abundant number, since it is smaller than the sum of its proper divisors (11303020944).

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

5646937536 is a wasteful number, since it uses less digits than its factorization.

5646937536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203 (or 4190 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 54.

The square root of 5646937536 is about 75146.1079231653. The cubic root of 5646937536 is about 1780.7556375975.

The spelling of 5646937536 in words is "five billion, six hundred forty-six million, nine hundred thirty-seven thousand, five hundred thirty-six".