29906899890359 has 8 divisors (see below), whose sum is σ = 31222067587200. Its totient is φ = 28592971168696.

The previous prime is 29906899890317. The next prime is 29906899890391. The reversal of 29906899890359 is 95309899860992.

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-29906899890359 is a prime.

It is a super-2 number, since 2×29906899890359² (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 (29906899830359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309694457 + ... + 309791010.

It is an arithmetic number, because the mean of its divisors is an integer number (3902758448400).

Almost surely, 2^{29906899890359} is an apocalyptic number.

29906899890359 is a deficient number, since it is larger than the sum of its proper divisors (1315167696841).

29906899890359 is a wasteful number, since it uses less digits than its factorization.

29906899890359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619487589.

The product of its (nonzero) digits is 6122200320, while the sum is 86.

The spelling of 29906899890359 in words is "twenty-nine trillion, nine hundred six billion, eight hundred ninety-nine million, eight hundred ninety thousand, three hundred fifty-nine".