29484189391 has 2 divisors, whose sum is σ = 29484189392. Its totient is φ = 29484189390.

The previous prime is 29484189359. The next prime is 29484189461. The reversal of 29484189391 is 19398148492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29484189391 - 2⁵ = 29484189359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29484184391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14742094695 + 14742094696.

It is an arithmetic number, because the mean of its divisors is an integer number (14742094696).

Almost surely, 2^29484189391 is an apocalyptic number.

29484189391 is a deficient number, since it is larger than the sum of its proper divisors (1).

29484189391 is an equidigital number, since it uses as much as digits as its factorization.

29484189391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 58.

The spelling of 29484189391 in words is "twenty-nine billion, four hundred eighty-four million, one hundred eighty-nine thousand, three hundred ninety-one".