2523428519 has 4 divisors (see below), whose sum is σ = 2549443344. Its totient is φ = 2497413696.

The previous prime is 2523428491. The next prime is 2523428521. The reversal of 2523428519 is 9158243252.

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 2523428519 - 2⁸ = 2523428263 is a prime.

It is a super-2 number, since 2×2523428519² = 12735382981005066722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523428539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13007267 + ... + 13007460.

It is an arithmetic number, because the mean of its divisors is an integer number (637360836).

Almost surely, 2^2523428519 is an apocalyptic number.

2523428519 is a deficient number, since it is larger than the sum of its proper divisors (26014825).

2523428519 is an equidigital number, since it uses as much as digits as its factorization.

2523428519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26014824.

The product of its digits is 172800, while the sum is 41.

The square root of 2523428519 is about 50233.7388514930. The cubic root of 2523428519 is about 1361.4352852985.

The spelling of 2523428519 in words is "two billion, five hundred twenty-three million, four hundred twenty-eight thousand, five hundred nineteen".