29848123223791 has 2 divisors, whose sum is σ = 29848123223792. Its totient is φ = 29848123223790.

The previous prime is 29848123223771. The next prime is 29848123223911. The reversal of 29848123223791 is 19732232184892.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29848123223791 - 2⁵ = 29848123223759 is a prime.

It is a super-2 number, since 2×29848123223791² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29848123223761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14924061611895 + 14924061611896.

It is an arithmetic number, because the mean of its divisors is an integer number (14924061611896).

Almost surely, 2^{29848123223791} is an apocalyptic number.

29848123223791 is a deficient number, since it is larger than the sum of its proper divisors (1).

29848123223791 is an equidigital number, since it uses as much as digits as its factorization.

29848123223791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20901888, while the sum is 61.

The spelling of 29848123223791 in words is "twenty-nine trillion, eight hundred forty-eight billion, one hundred twenty-three million, two hundred twenty-three thousand, seven hundred ninety-one".