2591424256 has 18 divisors (see below), whose sum is σ = 5172726272. Its totient is φ = 1295712000.

The previous prime is 2591424239. The next prime is 2591424271. The reversal of 2591424256 is 6524241952.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5061120 + ... + 5061631.

Almost surely, 2^2591424256 is an apocalyptic number.

It is an amenable number.

2591424256 is a deficient number, since it is larger than the sum of its proper divisors (2581302016).

2591424256 is an equidigital number, since it uses as much as digits as its factorization.

2591424256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122767 (or 10122753 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 2591424256 is about 50906.0335913141. The cubic root of 2591424256 is about 1373.5553763787. Note that the first 3 decimals are identical.

The spelling of 2591424256 in words is "two billion, five hundred ninety-one million, four hundred twenty-four thousand, two hundred fifty-six".