8259057842 has 32 divisors (see below), whose sum is σ = 14662753920. Its totient is φ = 3413773440.

The previous prime is 8259057841. The next prime is 8259057847. The reversal of 8259057842 is 2487509528.

It is not an unprimeable number, because it can be changed into a prime (8259057841) 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 15 ways as a sum of consecutive naturals, for example, 373742 + ... + 395222.

It is an arithmetic number, because the mean of its divisors is an integer number (458211060).

Almost surely, 2^8259057842 is an apocalyptic number.

8259057842 is a deficient number, since it is larger than the sum of its proper divisors (6403696078).

8259057842 is a wasteful number, since it uses less digits than its factorization.

8259057842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22466.

The product of its (nonzero) digits is 1612800, while the sum is 50.

The square root of 8259057842 is about 90879.3587235297. The cubic root of 8259057842 is about 2021.3592330451.

The spelling of 8259057842 in words is "eight billion, two hundred fifty-nine million, fifty-seven thousand, eight hundred forty-two".