8249818432 has 28 divisors (see below), whose sum is σ = 16442250580. Its totient is φ = 4106889216.

The previous prime is 8249818427. The next prime is 8249818433. The reversal of 8249818432 is 2348189428.

It can be written as a sum of positive squares in 2 ways, for example, as 3911751936 + 4338066496 = 62544^2 + 65864^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8249818433) 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, 266793 + ... + 296104.

It is an arithmetic number, because the mean of its divisors is an integer number (587223235).

Almost surely, 2^8249818432 is an apocalyptic number.

It is an amenable number.

8249818432 is a deficient number, since it is larger than the sum of its proper divisors (8192432148).

8249818432 is a wasteful number, since it uses less digits than its factorization.

8249818432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563138 (or 563128 counting only the distinct ones).

The product of its digits is 884736, while the sum is 49.

The square root of 8249818432 is about 90828.5111184809. The cubic root of 8249818432 is about 2020.6051867707.

The spelling of 8249818432 in words is "eight billion, two hundred forty-nine million, eight hundred eighteen thousand, four hundred thirty-two".