696159009 has 128 divisors (see below), whose sum is σ = 1348730880. Its totient is φ = 344881152.

The previous prime is 696158999. The next prime is 696159029. The reversal of 696159009 is 900951696.

696159009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 696159009 - 2⁵ = 696158977 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (696159029) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5481504 + ... + 5481630.

It is an arithmetic number, because the mean of its divisors is an integer number (10536960).

Almost surely, 2^696159009 is an apocalyptic number.

696159009 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

It is an amenable number.

696159009 is a deficient number, since it is larger than the sum of its proper divisors (652571871).

696159009 is a wasteful number, since it uses less digits than its factorization.

696159009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 696159009 is about 26384.8253547375. The cubic root of 696159009 is about 886.2770073657.

The spelling of 696159009 in words is "six hundred ninety-six million, one hundred fifty-nine thousand, nine".