3599116240 has 40 divisors (see below), whose sum is σ = 8860180680. Its totient is φ = 1354960896.

The previous prime is 3599116237. The next prime is 3599116247. The reversal of 3599116240 is 426119953.

It can be written as a sum of positive squares in 4 ways, for example, as 89264704 + 3509851536 = 9448^2 + 59244^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 3599116193 and 3599116202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3599116247) 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, 1321845 + ... + 1324564.

It is an arithmetic number, because the mean of its divisors is an integer number (221504517).

Almost surely, 2^3599116240 is an apocalyptic number.

It is an amenable number.

3599116240 is an abundant number, since it is smaller than the sum of its proper divisors (5261064440).

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

3599116240 is a wasteful number, since it uses less digits than its factorization.

3599116240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2646439 (or 2646433 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 3599116240 is about 59992.6348812919. The cubic root of 3599116240 is about 1532.4934408891.

The spelling of 3599116240 in words is "three billion, five hundred ninety-nine million, one hundred sixteen thousand, two hundred forty".