29994127717427 has 4 divisors (see below), whose sum is σ = 30804779817936. Its totient is φ = 29183475616920.

The previous prime is 29994127717391. The next prime is 29994127717441. The reversal of 29994127717427 is 72471772149992.

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

It is a cyclic number.

It is not a de Polignac number, because 29994127717427 - 2¹⁸ = 29994127455283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29994127717447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405326050199 + ... + 405326050272.

It is an arithmetic number, because the mean of its divisors is an integer number (7701194954484).

Almost surely, 2^{29994127717427} is an apocalyptic number.

29994127717427 is a deficient number, since it is larger than the sum of its proper divisors (810652100509).

29994127717427 is an equidigital number, since it uses as much as digits as its factorization.

29994127717427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810652100508.

The product of its digits is 224042112, while the sum is 71.

The spelling of 29994127717427 in words is "twenty-nine trillion, nine hundred ninety-four billion, one hundred twenty-seven million, seven hundred seventeen thousand, four hundred twenty-seven".