695916516899 has 4 divisors (see below), whose sum is σ = 696091947264. Its totient is φ = 695741086536.

The previous prime is 695916516871. The next prime is 695916516929. The reversal of 695916516899 is 998615619596.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-695916516899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (695916516839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87709232 + ... + 87717165.

It is an arithmetic number, because the mean of its divisors is an integer number (174022986816).

Almost surely, 2^695916516899 is an apocalyptic number.

695916516899 is a deficient number, since it is larger than the sum of its proper divisors (175430365).

695916516899 is a wasteful number, since it uses less digits than its factorization.

695916516899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175430364.

The product of its digits is 283435200, while the sum is 74.

The spelling of 695916516899 in words is "six hundred ninety-five billion, nine hundred sixteen million, five hundred sixteen thousand, eight hundred ninety-nine".