5640375346 has 8 divisors (see below), whose sum is σ = 8479077660. Its totient is φ = 2814016128.

The previous prime is 5640375341. The next prime is 5640375347. The reversal of 5640375346 is 6435730465.

It can be written as a sum of positive squares in 2 ways, for example, as 4470393321 + 1169982025 = 66861^2 + 34205^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5640375341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3084631 + ... + 3086458.

Almost surely, 2^5640375346 is an apocalyptic number.

5640375346 is a deficient number, since it is larger than the sum of its proper divisors (2838702314).

5640375346 is a wasteful number, since it uses less digits than its factorization.

5640375346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6171548.

The product of its (nonzero) digits is 907200, while the sum is 43.

The square root of 5640375346 is about 75102.4323574144. The cubic root of 5640375346 is about 1780.0655770563.

The spelling of 5640375346 in words is "five billion, six hundred forty million, three hundred seventy-five thousand, three hundred forty-six".