29149424711987 has 2 divisors, whose sum is σ = 29149424711988. Its totient is φ = 29149424711986.

The previous prime is 29149424711983. The next prime is 29149424711999. The reversal of 29149424711987 is 78911742494192.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29149424711987 - 2² = 29149424711983 is a prime.

It is a super-2 number, since 2×29149424711987² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (29149424711983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14574712355993 + 14574712355994.

It is an arithmetic number, because the mean of its divisors is an integer number (14574712355994).

Almost surely, 2^{29149424711987} is an apocalyptic number.

29149424711987 is a deficient number, since it is larger than the sum of its proper divisors (1).

29149424711987 is an equidigital number, since it uses as much as digits as its factorization.

29149424711987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73156608, while the sum is 68.

The spelling of 29149424711987 in words is "twenty-nine trillion, one hundred forty-nine billion, four hundred twenty-four million, seven hundred eleven thousand, nine hundred eighty-seven".