29420306842 has 16 divisors (see below), whose sum is σ = 44336552832. Its totient is φ = 14641519680.

The previous prime is 29420306827. The next prime is 29420306843. The reversal of 29420306842 is 24860302492.

It is a junction number, because it is equal to n+sod(n) for n = 29420306795 and 29420306804.

It is not an unprimeable number, because it can be changed into a prime (29420306843) 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, 979573 + ... + 1009159.

It is an arithmetic number, because the mean of its divisors is an integer number (2771034552).

Almost surely, 2^29420306842 is an apocalyptic number.

29420306842 is a deficient number, since it is larger than the sum of its proper divisors (14916245990).

29420306842 is a wasteful number, since it uses less digits than its factorization.

29420306842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31893.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 29420306842 in words is "twenty-nine billion, four hundred twenty million, three hundred six thousand, eight hundred forty-two".