2509426513 has 4 divisors (see below), whose sum is σ = 2737556208. Its totient is φ = 2281296820.

The previous prime is 2509426511. The next prime is 2509426531. The reversal of 2509426513 is 3156249052.

2509426513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2509426513 - 2¹ = 2509426511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2509426511) 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, 114064831 + ... + 114064852.

It is an arithmetic number, because the mean of its divisors is an integer number (684389052).

Almost surely, 2^2509426513 is an apocalyptic number.

It is an amenable number.

2509426513 is a deficient number, since it is larger than the sum of its proper divisors (228129695).

2509426513 is a wasteful number, since it uses less digits than its factorization.

2509426513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228129694.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 2509426513 is about 50094.1764379853. The cubic root of 2509426513 is about 1358.9125016333.

The spelling of 2509426513 in words is "two billion, five hundred nine million, four hundred twenty-six thousand, five hundred thirteen".