29914123806 has 48 divisors (see below), whose sum is σ = 74121372000. Its totient is φ = 8541319104.

The previous prime is 29914123769. The next prime is 29914123807. The reversal of 29914123806 is 60832141992.

29914123806 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29914123807) 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 in 23 ways as a sum of consecutive naturals, for example, 118540 + ... + 271808.

It is an arithmetic number, because the mean of its divisors is an integer number (1544195250).

Almost surely, 2^29914123806 is an apocalyptic number.

29914123806 is an abundant number, since it is smaller than the sum of its proper divisors (44207248194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29914123806 is a wasteful number, since it uses less digits than its factorization.

29914123806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154833 (or 154830 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 29914123806 in words is "twenty-nine billion, nine hundred fourteen million, one hundred twenty-three thousand, eight hundred six".