29147885420441 has 32 divisors (see below), whose sum is σ = 30289474575360. Its totient is φ = 28030892377600.

The previous prime is 29147885420429. The next prime is 29147885420447. The reversal of 29147885420441 is 14402458874192.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29147885420441 is a prime.

It is a super-2 number, since 2×29147885420441² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29147885420447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1318360895 + ... + 1318383003.

It is an arithmetic number, because the mean of its divisors is an integer number (946546080480).

Almost surely, 2^{29147885420441} is an apocalyptic number.

It is an amenable number.

29147885420441 is a deficient number, since it is larger than the sum of its proper divisors (1141589154919).

29147885420441 is a wasteful number, since it uses less digits than its factorization.

29147885420441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23545.

The product of its (nonzero) digits is 20643840, while the sum is 59.

The spelling of 29147885420441 in words is "twenty-nine trillion, one hundred forty-seven billion, eight hundred eighty-five million, four hundred twenty thousand, four hundred forty-one".