2539768795 has 4 divisors (see below), whose sum is σ = 3047722560. Its totient is φ = 2031815032.

The previous prime is 2539768789. The next prime is 2539768807. The reversal of 2539768795 is 5978679352.

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

It is a cyclic number.

It is not a de Polignac number, because 2539768795 - 2³ = 2539768787 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 253976875 + ... + 253976884.

It is an arithmetic number, because the mean of its divisors is an integer number (761930640).

Almost surely, 2^2539768795 is an apocalyptic number.

2539768795 is a deficient number, since it is larger than the sum of its proper divisors (507953765).

2539768795 is an equidigital number, since it uses as much as digits as its factorization.

2539768795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507953764.

The product of its digits is 28576800, while the sum is 61.

The square root of 2539768795 is about 50396.1188485780. The cubic root of 2539768795 is about 1364.3675897951.

The spelling of 2539768795 in words is "two billion, five hundred thirty-nine million, seven hundred sixty-eight thousand, seven hundred ninety-five".