5640315145 has 4 divisors (see below), whose sum is σ = 6768378180. Its totient is φ = 4512252112.

The previous prime is 5640315133. The next prime is 5640315193. The reversal of 5640315145 is 5415130465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2529687616 + 3110627529 = 50296^2 + 55773^2 .

It is a cyclic number.

It is not a de Polignac number, because 5640315145 - 2⁷ = 5640315017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5640315145.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564031510 + ... + 564031519.

It is an arithmetic number, because the mean of its divisors is an integer number (1692094545).

Almost surely, 2^5640315145 is an apocalyptic number.

It is an amenable number.

5640315145 is a deficient number, since it is larger than the sum of its proper divisors (1128063035).

5640315145 is a wasteful number, since it uses less digits than its factorization.

5640315145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128063034.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 5640315145 is about 75102.0315637333. The cubic root of 5640315145 is about 1780.0592440198.

The spelling of 5640315145 in words is "five billion, six hundred forty million, three hundred fifteen thousand, one hundred forty-five".