699264768 has 144 divisors (see below), whose sum is σ = 2006194176. Its totient is φ = 215592960.

The previous prime is 699264763. The next prime is 699264793. The reversal of 699264768 is 867462996.

699264768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699264763) 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, 546946 + ... + 548222.

It is an arithmetic number, because the mean of its divisors is an integer number (13931904).

Almost surely, 2^699264768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 699264768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003097088).

699264768 is an abundant number, since it is smaller than the sum of its proper divisors (1306929408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

699264768 is a wasteful number, since it uses less digits than its factorization.

699264768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350 (or 1336 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 57.

The square root of 699264768 is about 26443.6148814794. The cubic root of 699264768 is about 887.5930283493.

The spelling of 699264768 in words is "six hundred ninety-nine million, two hundred sixty-four thousand, seven hundred sixty-eight".