5640137004 has 96 divisors (see below), whose sum is σ = 14541166080. Its totient is φ = 1693536768.

The previous prime is 5640136973. The next prime is 5640137029. The reversal of 5640137004 is 4007310465.

It is a super-2 number, since 2×5640137004² = 63622290847780192032, which contains 22 as substring.

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, 904104 + ... + 910320.

It is an arithmetic number, because the mean of its divisors is an integer number (151470480).

Almost surely, 2^5640137004 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 5640137004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7270583040).

5640137004 is an abundant number, since it is smaller than the sum of its proper divisors (8901029076).

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

5640137004 is a wasteful number, since it uses less digits than its factorization.

5640137004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6439 (or 6437 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 5640137004 is about 75100.8455611520. The cubic root of 5640137004 is about 1780.0405036443.

Adding to 5640137004 its reverse (4007310465), we get a palindrome (9647447469).

The spelling of 5640137004 in words is "five billion, six hundred forty million, one hundred thirty-seven thousand, four".