5640885515 has 16 divisors (see below), whose sum is σ = 7192074240. Its totient is φ = 4247236480.

The previous prime is 5640885479. The next prime is 5640885521. The reversal of 5640885515 is 5155880465.

It is not a de Polignac number, because 5640885515 - 2¹² = 5640881419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5640885515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90251 + ... + 139380.

It is an arithmetic number, because the mean of its divisors is an integer number (449504640).

Almost surely, 2^5640885515 is an apocalyptic number.

5640885515 is a deficient number, since it is larger than the sum of its proper divisors (1551188725).

5640885515 is an equidigital number, since it uses as much as digits as its factorization.

5640885515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229687 (or 229653 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 47.

The square root of 5640885515 is about 75105.8287684784. The cubic root of 5640885515 is about 1780.1192441051.

The spelling of 5640885515 in words is "five billion, six hundred forty million, eight hundred eighty-five thousand, five hundred fifteen".