2523116478 has 16 divisors (see below), whose sum is σ = 5070151296. Its totient is φ = 837052440.

The previous prime is 2523116459. The next prime is 2523116509. The reversal of 2523116478 is 8746113252.

It is a super-2 number, since 2×2523116478² = 12732233523110248968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 995226 + ... + 997757.

It is an arithmetic number, because the mean of its divisors is an integer number (316884456).

Almost surely, 2^2523116478 is an apocalyptic number.

2523116478 is an abundant number, since it is smaller than the sum of its proper divisors (2547034818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2523116478 is a wasteful number, since it uses less digits than its factorization.

2523116478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993199.

The product of its digits is 80640, while the sum is 39.

The square root of 2523116478 is about 50230.6328648167. The cubic root of 2523116478 is about 1361.3791657325.

The spelling of 2523116478 in words is "two billion, five hundred twenty-three million, one hundred sixteen thousand, four hundred seventy-eight".