29836740047642 has 16 divisors (see below), whose sum is σ = 50143317427872. Its totient is φ = 13195609848720.

The previous prime is 29836740047599. The next prime is 29836740047659. The reversal of 29836740047642 is 24674004763892.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18327235088 + ... + 18327236715.

It is an arithmetic number, because the mean of its divisors is an integer number (3133957339242).

Almost surely, 2^{29836740047642} is an apocalyptic number.

29836740047642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

29836740047642 is a deficient number, since it is larger than the sum of its proper divisors (20306577380230).

29836740047642 is a wasteful number, since it uses less digits than its factorization.

29836740047642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36654471853.

The product of its (nonzero) digits is 97542144, while the sum is 62.

The spelling of 29836740047642 in words is "twenty-nine trillion, eight hundred thirty-six billion, seven hundred forty million, forty-seven thousand, six hundred forty-two".