695991322492 has 12 divisors (see below), whose sum is σ = 1218111373080. Its totient is φ = 347959501616.

The previous prime is 695991322441. The next prime is 695991322511. The reversal of 695991322492 is 294223199596.

It is a self number, because there is not a number n which added to its sum of digits gives 695991322492.

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 in 3 ways as a sum of consecutive naturals, for example, 8996578 + ... + 9073609.

It is an arithmetic number, because the mean of its divisors is an integer number (101509281090).

Almost surely, 2^695991322492 is an apocalyptic number.

It is an amenable number.

695991322492 is a deficient number, since it is larger than the sum of its proper divisors (522120050588).

695991322492 is a wasteful number, since it uses less digits than its factorization.

695991322492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18079820 (or 18079818 counting only the distinct ones).

The product of its digits is 18895680, while the sum is 61.

The spelling of 695991322492 in words is "six hundred ninety-five billion, nine hundred ninety-one million, three hundred twenty-two thousand, four hundred ninety-two".