29420306889 has 12 divisors (see below), whose sum is σ = 40626380496. Its totient is φ = 18937207408.

The previous prime is 29420306887. The next prime is 29420306899. The reversal of 29420306889 is 98860302492.

It is not a de Polignac number, because 29420306889 - 2¹ = 29420306887 is a prime.

It is a super-3 number, since 3×29420306889³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (29420306887) 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 11 ways as a sum of consecutive naturals, for example, 5827899 + ... + 5832944.

It is an arithmetic number, because the mean of its divisors is an integer number (3385531708).

Almost surely, 2^29420306889 is an apocalyptic number.

29420306889 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

29420306889 is a deficient number, since it is larger than the sum of its proper divisors (11206073607).

29420306889 is a wasteful number, since it uses less digits than its factorization.

29420306889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11660904 (or 11660875 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 29420306889 in words is "twenty-nine billion, four hundred twenty million, three hundred six thousand, eight hundred eighty-nine".