5640710387 has 8 divisors (see below), whose sum is σ = 6075234480. Its totient is φ = 5206275360.

The previous prime is 5640710359. The next prime is 5640710419. The reversal of 5640710387 is 7830170465.

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

It is not a de Polignac number, because 5640710387 - 2¹⁰ = 5640709363 is a prime.

It is a super-2 number, since 2×5640710387² = 63635227340019379538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5640710357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172289 + ... + 202397.

It is an arithmetic number, because the mean of its divisors is an integer number (759404310).

Almost surely, 2^5640710387 is an apocalyptic number.

5640710387 is a deficient number, since it is larger than the sum of its proper divisors (434524093).

5640710387 is a wasteful number, since it uses less digits than its factorization.

5640710387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44533.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 5640710387 is about 75104.6628845373. The cubic root of 5640710387 is about 1780.1008219414.

The spelling of 5640710387 in words is "five billion, six hundred forty million, seven hundred ten thousand, three hundred eighty-seven".