699344948737 has 16 divisors (see below), whose sum is σ = 773981049600. Its totient is φ = 628527404032.

The previous prime is 699344948699. The next prime is 699344948761. The reversal of 699344948737 is 737849443996.

It is a cyclic number.

It is not a de Polignac number, because 699344948737 - 2⁷ = 699344948609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 699344948737.

It is not an unprimeable number, because it can be changed into a prime (699344978737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276237 + ... + 1739962.

It is an arithmetic number, because the mean of its divisors is an integer number (48373815600).

Almost surely, 2^699344948737 is an apocalyptic number.

It is an amenable number.

699344948737 is a deficient number, since it is larger than the sum of its proper divisors (74636100863).

699344948737 is a wasteful number, since it uses less digits than its factorization.

699344948737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016832.

The product of its digits is 987614208, while the sum is 73.

The spelling of 699344948737 in words is "six hundred ninety-nine billion, three hundred forty-four million, nine hundred forty-eight thousand, seven hundred thirty-seven".