2609248756 has 24 divisors (see below), whose sum is σ = 4632475680. Its totient is φ = 1285761312.

The previous prime is 2609248753. The next prime is 2609248771. The reversal of 2609248756 is 6578429062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2609248753) 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, 129730 + ... + 148486.

It is an arithmetic number, because the mean of its divisors is an integer number (193019820).

Almost surely, 2^2609248756 is an apocalyptic number.

It is an amenable number.

2609248756 is a deficient number, since it is larger than the sum of its proper divisors (2023226924).

2609248756 is a wasteful number, since it uses less digits than its factorization.

2609248756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19263 (or 19261 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 2609248756 is about 51080.8061408588. The cubic root of 2609248756 is about 1376.6974089118.

The spelling of 2609248756 in words is "two billion, six hundred nine million, two hundred forty-eight thousand, seven hundred fifty-six".