29805729615102 has 32 divisors (see below), whose sum is σ = 68160119986944. Its totient is φ = 8511830496000.

The previous prime is 29805729615037. The next prime is 29805729615119. The reversal of 29805729615102 is 20151692750892.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170422024 + ... + 170596827.

It is an arithmetic number, because the mean of its divisors is an integer number (2130003749592).

Almost surely, 2^{29805729615102} is an apocalyptic number.

29805729615102 is an abundant number, since it is smaller than the sum of its proper divisors (38354390371842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29805729615102 is a wasteful number, since it uses less digits than its factorization.

29805729615102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341020944.

The product of its (nonzero) digits is 5443200, while the sum is 57.

The spelling of 29805729615102 in words is "twenty-nine trillion, eight hundred five billion, seven hundred twenty-nine million, six hundred fifteen thousand, one hundred two".