29955684868901 has 16 divisors (see below), whose sum is σ = 32806790130240. Its totient is φ = 27125894369280.

The previous prime is 29955684868891. The next prime is 29955684868913. The reversal of 29955684868901 is 10986848655992.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29955684868901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29955684868961) 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, 183755510 + ... + 183918456.

It is an arithmetic number, because the mean of its divisors is an integer number (2050424383140).

Almost surely, 2^{29955684868901} is an apocalyptic number.

It is an amenable number.

29955684868901 is a deficient number, since it is larger than the sum of its proper divisors (2851105261339).

29955684868901 is a wasteful number, since it uses less digits than its factorization.

29955684868901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228244.

The product of its (nonzero) digits is 2687385600, while the sum is 80.

The spelling of 29955684868901 in words is "twenty-nine trillion, nine hundred fifty-five billion, six hundred eighty-four million, eight hundred sixty-eight thousand, nine hundred one".