2515684064 has 24 divisors (see below), whose sum is σ = 5168091600. Its totient is φ = 1203152896.

The previous prime is 2515684033. The next prime is 2515684081. The reversal of 2515684064 is 4604865152.

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, 1708289 + ... + 1709760.

It is an arithmetic number, because the mean of its divisors is an integer number (215337150).

Almost surely, 2^2515684064 is an apocalyptic number.

It is an amenable number.

2515684064 is an abundant number, since it is smaller than the sum of its proper divisors (2652407536).

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

2515684064 is a wasteful number, since it uses less digits than its factorization.

2515684064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3418082 (or 3418074 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 2515684064 is about 50156.5954187483. The cubic root of 2515684064 is about 1360.0411002573.

The spelling of 2515684064 in words is "two billion, five hundred fifteen million, six hundred eighty-four thousand, sixty-four".