29944866194 has 4 divisors (see below), whose sum is σ = 44917299294. Its totient is φ = 14972433096.

The previous prime is 29944866163. The next prime is 29944866199. The reversal of 29944866194 is 49166844992.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23489547169 + 6455319025 = 153263^2 + 80345^2 .

It is a super-2 number, since 2×29944866194² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29944866199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7486216547 + ... + 7486216550.

Almost surely, 2^29944866194 is an apocalyptic number.

29944866194 is a deficient number, since it is larger than the sum of its proper divisors (14972433100).

29944866194 is a wasteful number, since it uses less digits than its factorization.

29944866194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14972433099.

The product of its digits is 26873856, while the sum is 62.

The spelling of 29944866194 in words is "twenty-nine billion, nine hundred forty-four million, eight hundred sixty-six thousand, one hundred ninety-four".