29112385444 has 12 divisors (see below), whose sum is σ = 51037169904. Its totient is φ = 14530336904.

The previous prime is 29112385441. The next prime is 29112385487. The reversal of 29112385444 is 44458321192.

It is a self number, because there is not a number n which added to its sum of digits gives 29112385444.

It is not an unprimeable number, because it can be changed into a prime (29112385441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6461422 + ... + 6465925.

It is an arithmetic number, because the mean of its divisors is an integer number (4253097492).

Almost surely, 2^29112385444 is an apocalyptic number.

It is an amenable number.

29112385444 is a deficient number, since it is larger than the sum of its proper divisors (21924784460).

29112385444 is a wasteful number, since it uses less digits than its factorization.

29112385444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12927914 (or 12927912 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The spelling of 29112385444 in words is "twenty-nine billion, one hundred twelve million, three hundred eighty-five thousand, four hundred forty-four".