5640943895 has 8 divisors (see below), whose sum is σ = 6772304256. Its totient is φ = 4510640736.

The previous prime is 5640943853. The next prime is 5640943909. The reversal of 5640943895 is 5983490465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5640943895 - 2²⁸ = 5372508439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 252512 + ... + 273941.

It is an arithmetic number, because the mean of its divisors is an integer number (846538032).

Almost surely, 2^5640943895 is an apocalyptic number.

5640943895 is a deficient number, since it is larger than the sum of its proper divisors (1131360361).

5640943895 is a wasteful number, since it uses less digits than its factorization.

5640943895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528601.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The square root of 5640943895 is about 75106.2174190659. The cubic root of 5640943895 is about 1780.1253851624.

The spelling of 5640943895 in words is "five billion, six hundred forty million, nine hundred forty-three thousand, eight hundred ninety-five".