5587640688 has 160 divisors (see below), whose sum is σ = 17427773440. Its totient is φ = 1506988800.

The previous prime is 5587640659. The next prime is 5587640689. The reversal of 5587640688 is 8860467855.

It is a happy number.

It is a super-2 number, since 2×5587640688² = 62443456916386226688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5587640689) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1958463 + ... + 1961313.

It is an arithmetic number, because the mean of its divisors is an integer number (108923584).

Almost surely, 2^5587640688 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 5587640688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8713886720).

5587640688 is an abundant number, since it is smaller than the sum of its proper divisors (11840132752).

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

5587640688 is a wasteful number, since it uses less digits than its factorization.

5587640688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195 (or 3189 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 57.

The square root of 5587640688 is about 74750.5229948259. The cubic root of 5587640688 is about 1774.5006266174.

The spelling of 5587640688 in words is "five billion, five hundred eighty-seven million, six hundred forty thousand, six hundred eighty-eight".