79869566029 has 8 divisors (see below), whose sum is σ = 87132682080. Its totient is φ = 72606824400.

The previous prime is 79869566027. The next prime is 79869566053. The reversal of 79869566029 is 92066596897.

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

It is not a de Polignac number, because 79869566029 - 2¹ = 79869566027 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79869566027) 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, 537394 + ... + 669724.

It is an arithmetic number, because the mean of its divisors is an integer number (10891585260).

Almost surely, 2^79869566029 is an apocalyptic number.

It is an amenable number.

79869566029 is a deficient number, since it is larger than the sum of its proper divisors (7263116051).

79869566029 is a wasteful number, since it uses less digits than its factorization.

79869566029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187211.

The product of its (nonzero) digits is 88179840, while the sum is 67.

The spelling of 79869566029 in words is "seventy-nine billion, eight hundred sixty-nine million, five hundred sixty-six thousand, twenty-nine".