699952066 has 16 divisors (see below), whose sum is σ = 1146944448. Its totient is φ = 317724400.

The previous prime is 699952063. The next prime is 699952073. The reversal of 699952066 is 660259996.

699952066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (699952061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5065 + ... + 37756.

It is an arithmetic number, because the mean of its divisors is an integer number (71684028).

Almost surely, 2^699952066 is an apocalyptic number.

699952066 is a deficient number, since it is larger than the sum of its proper divisors (446992382).

699952066 is a wasteful number, since it uses less digits than its factorization.

699952066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43577.

The product of its (nonzero) digits is 1574640, while the sum is 52.

The square root of 699952066 is about 26456.6072276851. The cubic root of 699952066 is about 887.8837342369.

The spelling of 699952066 in words is "six hundred ninety-nine million, nine hundred fifty-two thousand, sixty-six".