696981487695 has 8 divisors (see below), whose sum is σ = 1115170380336. Its totient is φ = 371723460096.

The previous prime is 696981487691. The next prime is 696981487703. The reversal of 696981487695 is 596784189696.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 696981487695 - 2² = 696981487691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 696981487695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696981487691) 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 7 ways as a sum of consecutive naturals, for example, 23232716242 + ... + 23232716271.

It is an arithmetic number, because the mean of its divisors is an integer number (139396297542).

Almost surely, 2^696981487695 is an apocalyptic number.

696981487695 is a deficient number, since it is larger than the sum of its proper divisors (418188892641).

696981487695 is a wasteful number, since it uses less digits than its factorization.

696981487695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46465432521.

The product of its digits is 1410877440, while the sum is 78.

The spelling of 696981487695 in words is "six hundred ninety-six billion, nine hundred eighty-one million, four hundred eighty-seven thousand, six hundred ninety-five".