5657040740 has 24 divisors (see below), whose sum is σ = 12793615800. Its totient is φ = 2088753408.

The previous prime is 5657040731. The next prime is 5657040749. The reversal of 5657040740 is 470407565.

It is an interprime number because it is at equal distance from previous prime (5657040731) and next prime (5657040749).

It can be written as a sum of positive squares in 4 ways, for example, as 781649764 + 4875390976 = 27958^2 + 69824^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5657040694 and 5657040703.

It is not an unprimeable number, because it can be changed into a prime (5657040749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10878665 + ... + 10879184.

It is an arithmetic number, because the mean of its divisors is an integer number (533067325).

Almost surely, 2^5657040740 is an apocalyptic number.

It is an amenable number.

5657040740 is an abundant number, since it is smaller than the sum of its proper divisors (7136575060).

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

5657040740 is a wasteful number, since it uses less digits than its factorization.

5657040740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21757871 (or 21757869 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 5657040740 is about 75213.3016161370. The cubic root of 5657040740 is about 1781.8170163419.

The spelling of 5657040740 in words is "five billion, six hundred fifty-seven million, forty thousand, seven hundred forty".