825841931942 has 32 divisors (see below), whose sum is σ = 1342934873280. Its totient is φ = 379711467520.

The previous prime is 825841931897. The next prime is 825841931983. The reversal of 825841931942 is 249139148528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017659 + ... + 1639302.

It is an arithmetic number, because the mean of its divisors is an integer number (41966714790).

Almost surely, 2^825841931942 is an apocalyptic number.

825841931942 is a deficient number, since it is larger than the sum of its proper divisors (517092941338).

825841931942 is a wasteful number, since it uses less digits than its factorization.

825841931942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657248.

The product of its digits is 4976640, while the sum is 56.

The spelling of 825841931942 in words is "eight hundred twenty-five billion, eight hundred forty-one million, nine hundred thirty-one thousand, nine hundred forty-two".