29401222144 has 44 divisors (see below), whose sum is σ = 67169995984. Its totient is φ = 12600520704.

The previous prime is 29401222073. The next prime is 29401222159. The reversal of 29401222144 is 44122210492.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043699 + ... + 2058034.

Almost surely, 2^29401222144 is an apocalyptic number.

It is an amenable number.

29401222144 is an abundant number, since it is smaller than the sum of its proper divisors (37768773840).

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

29401222144 is an equidigital number, since it uses as much as digits as its factorization.

29401222144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101760 (or 4101742 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 29401222144 in words is "twenty-nine billion, four hundred one million, two hundred twenty-two thousand, one hundred forty-four".