29505318011 has 8 divisors (see below), whose sum is σ = 32870646480. Its totient is φ = 26296516512.

The previous prime is 29505318001. The next prime is 29505318061. The reversal of 29505318011 is 11081350592.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29505318011 is a prime.

It is a super-2 number, since 2×29505318011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29505318001) 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 7 ways as a sum of consecutive naturals, for example, 39131345 + ... + 39132098.

It is an arithmetic number, because the mean of its divisors is an integer number (4108830810).

Almost surely, 2^29505318011 is an apocalyptic number.

29505318011 is a deficient number, since it is larger than the sum of its proper divisors (3365328469).

29505318011 is a wasteful number, since it uses less digits than its factorization.

29505318011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78263485.

The product of its (nonzero) digits is 10800, while the sum is 35.

The spelling of 29505318011 in words is "twenty-nine billion, five hundred five million, three hundred eighteen thousand, eleven".