2509906797 has 8 divisors (see below), whose sum is σ = 3718380480. Its totient is φ = 1673271180.

The previous prime is 2509906757. The next prime is 2509906801. The reversal of 2509906797 is 7976099052.

2509906797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2509906797 - 2⁶ = 2509906733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509906727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46479729 + ... + 46479782.

It is an arithmetic number, because the mean of its divisors is an integer number (464797560).

Almost surely, 2^2509906797 is an apocalyptic number.

2509906797 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2509906797 is a deficient number, since it is larger than the sum of its proper divisors (1208473683).

2509906797 is an equidigital number, since it uses as much as digits as its factorization.

2509906797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92959520 (or 92959514 counting only the distinct ones).

The product of its (nonzero) digits is 2143260, while the sum is 54.

The square root of 2509906797 is about 50098.9700193527. The cubic root of 2509906797 is about 1358.9991910681. Note that the first 3 decimals are identical.

The spelling of 2509906797 in words is "two billion, five hundred nine million, nine hundred six thousand, seven hundred ninety-seven".