29324718868 has 6 divisors (see below), whose sum is σ = 51318258026. Its totient is φ = 14662359432.

The previous prime is 29324718859. The next prime is 29324718869. The reversal of 29324718868 is 86881742392.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18175893124 + 11148825744 = 134818^2 + 105588^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29324718869) by changing a digit.

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 as a sum of consecutive naturals, namely, 3665589855 + ... + 3665589862.

Almost surely, 2^29324718868 is an apocalyptic number.

It is an amenable number.

29324718868 is a deficient number, since it is larger than the sum of its proper divisors (21993539158).

29324718868 is a wasteful number, since it uses less digits than its factorization.

29324718868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7331179721 (or 7331179719 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 58.

The spelling of 29324718868 in words is "twenty-nine billion, three hundred twenty-four million, seven hundred eighteen thousand, eight hundred sixty-eight".