29944213842 has 64 divisors (see below), whose sum is σ = 64018252800. Its totient is φ = 9316688640.

The previous prime is 29944213841. The next prime is 29944213867. The reversal of 29944213842 is 24831244992.

It is a junction number, because it is equal to n+sod(n) for n = 29944213791 and 29944213800.

It is not an unprimeable number, because it can be changed into a prime (29944213841) 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 31 ways as a sum of consecutive naturals, for example, 6626968 + ... + 6631484.

It is an arithmetic number, because the mean of its divisors is an integer number (1000285200).

Almost surely, 2^29944213842 is an apocalyptic number.

29944213842 is an abundant number, since it is smaller than the sum of its proper divisors (34074038958).

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

29944213842 is a wasteful number, since it uses less digits than its factorization.

29944213842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811.

The product of its digits is 995328, while the sum is 48.

The spelling of 29944213842 in words is "twenty-nine billion, nine hundred forty-four million, two hundred thirteen thousand, eight hundred forty-two".