29893611391111 has 16 divisors (see below), whose sum is σ = 33063758431648. Its totient is φ = 26847866275200.

The previous prime is 29893611391097. The next prime is 29893611391141. The reversal of 29893611391111 is 11119311639892.

It is a cyclic number.

It is not a de Polignac number, because 29893611391111 - 2²⁷ = 29893477173383 is a prime.

It is a super-2 number, since 2×29893611391111² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29893611391141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30074176 + ... + 31052266.

It is an arithmetic number, because the mean of its divisors is an integer number (2066484901978).

Almost surely, 2^{29893611391111} is an apocalyptic number.

29893611391111 is a deficient number, since it is larger than the sum of its proper divisors (3170147040537).

29893611391111 is a wasteful number, since it uses less digits than its factorization.

29893611391111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041682.

The product of its digits is 629856, while the sum is 55.

The spelling of 29893611391111 in words is "twenty-nine trillion, eight hundred ninety-three billion, six hundred eleven million, three hundred ninety-one thousand, one hundred eleven".