2505764015 has 8 divisors (see below), whose sum is σ = 3010694400. Its totient is φ = 2002092832.

The previous prime is 2505763991. The next prime is 2505764017. The reversal of 2505764015 is 5104675052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2505764015 - 2⁶ = 2505763951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505764017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310415 + ... + 318384.

It is an arithmetic number, because the mean of its divisors is an integer number (376336800).

Almost surely, 2^2505764015 is an apocalyptic number.

2505764015 is a deficient number, since it is larger than the sum of its proper divisors (504930385).

2505764015 is an equidigital number, since it uses as much as digits as its factorization.

2505764015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629601.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 2505764015 is about 50057.6069643766. The cubic root of 2505764015 is about 1358.2510706159.

The spelling of 2505764015 in words is "two billion, five hundred five million, seven hundred sixty-four thousand, fifteen".