2601516604 has 12 divisors (see below), whose sum is σ = 4553325000. Its totient is φ = 1300566608.

The previous prime is 2601516587. The next prime is 2601516611. The reversal of 2601516604 is 4066151062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14854 + ... + 73645.

It is an arithmetic number, because the mean of its divisors is an integer number (379443750).

Almost surely, 2^2601516604 is an apocalyptic number.

It is an amenable number.

2601516604 is a deficient number, since it is larger than the sum of its proper divisors (1951808396).

2601516604 is a wasteful number, since it uses less digits than its factorization.

2601516604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95852 (or 95850 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2601516604 is about 51005.0644936363. The cubic root of 2601516604 is about 1375.3361785602.

Adding to 2601516604 its reverse (4066151062), we get a palindrome (6667667666).

The spelling of 2601516604 in words is "two billion, six hundred one million, five hundred sixteen thousand, six hundred four".