29106378706 has 4 divisors (see below), whose sum is σ = 43659568062. Its totient is φ = 14553189352.

The previous prime is 29106378683. The next prime is 29106378709. The reversal of 29106378706 is 60787360192.

It is a happy number.

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., 18159988081 + 10946390625 = 134759^2 + 104625^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 29106378706.

It is not an unprimeable number, because it can be changed into a prime (29106378709) 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 as a sum of consecutive naturals, namely, 7276594675 + ... + 7276594678.

Almost surely, 2^29106378706 is an apocalyptic number.

29106378706 is a deficient number, since it is larger than the sum of its proper divisors (14553189356).

29106378706 is a wasteful number, since it uses less digits than its factorization.

29106378706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14553189355.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 29106378706 in words is "twenty-nine billion, one hundred six million, three hundred seventy-eight thousand, seven hundred six".