2613516040 has 16 divisors (see below), whose sum is σ = 5880411180. Its totient is φ = 1045406400.

The previous prime is 2613516023. The next prime is 2613516041. The reversal of 2613516040 is 406153162.

It can be written as a sum of positive squares in 2 ways, for example, as 2608962084 + 4553956 = 51078^2 + 2134^2 .

It is not an unprimeable number, because it can be changed into a prime (2613516041) 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, 32668911 + ... + 32668990.

Almost surely, 2^2613516040 is an apocalyptic number.

2613516040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2613516040 is an abundant number, since it is smaller than the sum of its proper divisors (3266895140).

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

2613516040 is a wasteful number, since it uses less digits than its factorization.

2613516040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65337912 (or 65337908 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2613516040 is about 51122.5590126316. The cubic root of 2613516040 is about 1377.4475046502.

The spelling of 2613516040 in words is "two billion, six hundred thirteen million, five hundred sixteen thousand, forty".