29669223965 has 4 divisors (see below), whose sum is σ = 35603068764. Its totient is φ = 23735379168.

The previous prime is 29669223889. The next prime is 29669224021. The reversal of 29669223965 is 56932296692.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21739143364 + 7930080601 = 147442^2 + 89051^2 .

It is a cyclic number.

It is not a de Polignac number, because 29669223965 - 2²⁴ = 29652446749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2966922392 + ... + 2966922401.

It is an arithmetic number, because the mean of its divisors is an integer number (8900767191).

Almost surely, 2^29669223965 is an apocalyptic number.

It is an amenable number.

29669223965 is a deficient number, since it is larger than the sum of its proper divisors (5933844799).

29669223965 is an equidigital number, since it uses as much as digits as its factorization.

29669223965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5933844798.

The product of its digits is 18895680, while the sum is 59.

The spelling of 29669223965 in words is "twenty-nine billion, six hundred sixty-nine million, two hundred twenty-three thousand, nine hundred sixty-five".