2515764368 has 40 divisors (see below), whose sum is σ = 5275704000. Its totient is φ = 1155268224.

The previous prime is 2515764343. The next prime is 2515764373. The reversal of 2515764368 is 8634675152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11003 + ... + 71781.

It is an arithmetic number, because the mean of its divisors is an integer number (131892600).

Almost surely, 2^2515764368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2515764368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2637852000).

2515764368 is an abundant number, since it is smaller than the sum of its proper divisors (2759939632).

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

2515764368 is a wasteful number, since it uses less digits than its factorization.

2515764368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60999 (or 60993 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 47.

The square root of 2515764368 is about 50157.3959451645. The cubic root of 2515764368 is about 1360.0555715470.

The spelling of 2515764368 in words is "two billion, five hundred fifteen million, seven hundred sixty-four thousand, three hundred sixty-eight".