2599245961 has 16 divisors (see below), whose sum is σ = 2952512640. Its totient is φ = 2268397440.

The previous prime is 2599245953. The next prime is 2599245977. The reversal of 2599245961 is 1695429952.

2599245961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2599245961 - 2³ = 2599245953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2599245899 and 2599245908.

It is not an unprimeable number, because it can be changed into a prime (2599245161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113781 + ... + 134701.

It is an arithmetic number, because the mean of its divisors is an integer number (184532040).

Almost surely, 2^2599245961 is an apocalyptic number.

It is an amenable number.

2599245961 is a deficient number, since it is larger than the sum of its proper divisors (353266679).

2599245961 is a wasteful number, since it uses less digits than its factorization.

2599245961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21456.

The product of its digits is 1749600, while the sum is 52.

The square root of 2599245961 is about 50982.8006390390. The cubic root of 2599245961 is about 1374.9359240223.

The spelling of 2599245961 in words is "two billion, five hundred ninety-nine million, two hundred forty-five thousand, nine hundred sixty-one".