29494992789 has 12 divisors (see below), whose sum is σ = 42606997056. Its totient is φ = 19661889192.

The previous prime is 29494992767. The next prime is 29494992799. The reversal of 29494992789 is 98729949492.

29494992789 is a `hidden beast` number, since 29 + 49 + 499 + 2 + 78 + 9 = 666.

It is not a de Polignac number, because 29494992789 - 2⁷ = 29494992661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29494992799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18214 + ... + 243560.

It is an arithmetic number, because the mean of its divisors is an integer number (3550583088).

Almost surely, 2^29494992789 is an apocalyptic number.

It is an amenable number.

29494992789 is a deficient number, since it is larger than the sum of its proper divisors (13112004267).

29494992789 is a wasteful number, since it uses less digits than its factorization.

29494992789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239896 (or 239893 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 72.

The spelling of 29494992789 in words is "twenty-nine billion, four hundred ninety-four million, nine hundred ninety-two thousand, seven hundred eighty-nine".