5661315730 has 32 divisors (see below), whose sum is σ = 11648966400. Its totient is φ = 1940550720.

The previous prime is 5661315713. The next prime is 5661315739. The reversal of 5661315730 is 375131665.

It is a self number, because there is not a number n which added to its sum of digits gives 5661315730.

It is not an unprimeable number, because it can be changed into a prime (5661315739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403371 + ... + 417169.

It is an arithmetic number, because the mean of its divisors is an integer number (364030200).

Almost surely, 2^5661315730 is an apocalyptic number.

5661315730 is an abundant number, since it is smaller than the sum of its proper divisors (5987650670).

5661315730 is a wasteful number, since it uses less digits than its factorization.

5661315730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19674.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 5661315730 is about 75241.7153579050. The cubic root of 5661315730 is about 1782.2657392880.

The spelling of 5661315730 in words is "five billion, six hundred sixty-one million, three hundred fifteen thousand, seven hundred thirty".