2601643316 has 6 divisors (see below), whose sum is σ = 4552875810. Its totient is φ = 1300821656.

The previous prime is 2601643307. The next prime is 2601643327. The reversal of 2601643316 is 6133461062.

2601643316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2595902500 + 5740816 = 50950^2 + 2396^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325205411 + ... + 325205418.

It is an arithmetic number, because the mean of its divisors is an integer number (758812635).

Almost surely, 2^2601643316 is an apocalyptic number.

It is an amenable number.

2601643316 is a deficient number, since it is larger than the sum of its proper divisors (1951232494).

2601643316 is a wasteful number, since it uses less digits than its factorization.

2601643316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650410833 (or 650410831 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 2601643316 is about 51006.3066296708. The cubic root of 2601643316 is about 1375.3585076852.

The spelling of 2601643316 in words is "two billion, six hundred one million, six hundred forty-three thousand, three hundred sixteen".