2661513304 has 16 divisors (see below), whose sum is σ = 5125212000. Its totient is φ = 1294790112.

The previous prime is 2661513301. The next prime is 2661513373. The reversal of 2661513304 is 4033151662.

2661513304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661513301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4495504 + ... + 4496095.

It is an arithmetic number, because the mean of its divisors is an integer number (320325750).

Almost surely, 2^2661513304 is an apocalyptic number.

It is an amenable number.

2661513304 is a deficient number, since it is larger than the sum of its proper divisors (2463698696).

2661513304 is a wasteful number, since it uses less digits than its factorization.

2661513304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8991642 (or 8991638 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2661513304 is about 51589.8565999170. The cubic root of 2661513304 is about 1385.8286871282.

Adding to 2661513304 its reverse (4033151662), we get a palindrome (6694664966).

The spelling of 2661513304 in words is "two billion, six hundred sixty-one million, five hundred thirteen thousand, three hundred four".