5640885516 has 96 divisors (see below), whose sum is σ = 15715123200. Its totient is φ = 1539768384.

The previous prime is 5640885479. The next prime is 5640885521. The reversal of 5640885516 is 6155880465.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2701825 + ... + 2703911.

It is an arithmetic number, because the mean of its divisors is an integer number (163699200).

Almost surely, 2^5640885516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5640885516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7857561600).

5640885516 is an abundant number, since it is smaller than the sum of its proper divisors (10074237684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5640885516 is a wasteful number, since it uses less digits than its factorization.

5640885516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523 (or 3521 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The square root of 5640885516 is about 75105.8287751357. The cubic root of 5640885516 is about 1780.1192442103.

The spelling of 5640885516 in words is "five billion, six hundred forty million, eight hundred eighty-five thousand, five hundred sixteen".