2495520959 has 4 divisors (see below), whose sum is σ = 2501807304. Its totient is φ = 2489234616.

The previous prime is 2495520947. The next prime is 2495520983. The reversal of 2495520959 is 9590255942.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2495520959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2495522959) 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, 3142577 + ... + 3143370.

It is an arithmetic number, because the mean of its divisors is an integer number (625451826).

Almost surely, 2^2495520959 is an apocalyptic number.

2495520959 is a deficient number, since it is larger than the sum of its proper divisors (6286345).

2495520959 is an equidigital number, since it uses as much as digits as its factorization.

2495520959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286344.

The product of its (nonzero) digits is 1458000, while the sum is 50.

The square root of 2495520959 is about 49955.1895102000. The cubic root of 2495520959 is about 1356.3977912409.

The spelling of 2495520959 in words is "two billion, four hundred ninety-five million, five hundred twenty thousand, nine hundred fifty-nine".