29955605896 has 16 divisors (see below), whose sum is σ = 56538728640. Its totient is φ = 14878611600.

The previous prime is 29955605893. The next prime is 29955605923. The reversal of 29955605896 is 69850655992.

It is not an unprimeable number, because it can be changed into a prime (29955605891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12397636 + ... + 12400051.

It is an arithmetic number, because the mean of its divisors is an integer number (3533670540).

Almost surely, 2^29955605896 is an apocalyptic number.

It is an amenable number.

29955605896 is a deficient number, since it is larger than the sum of its proper divisors (26583122744).

29955605896 is a wasteful number, since it uses less digits than its factorization.

29955605896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24797844 (or 24797840 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 64.

The spelling of 29955605896 in words is "twenty-nine billion, nine hundred fifty-five million, six hundred five thousand, eight hundred ninety-six".