29993199023860 has 48 divisors (see below), whose sum is σ = 63210063663936. Its totient is φ = 11954549486592.

The previous prime is 29993199023807. The next prime is 29993199023911. The reversal of 29993199023860 is 6832099139992.

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 29993199023860.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328477732 + ... + 328569028.

It is an arithmetic number, because the mean of its divisors is an integer number (1316876326332).

Almost surely, 2^{29993199023860} is an apocalyptic number.

29993199023860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29993199023860 is an abundant number, since it is smaller than the sum of its proper divisors (33216864640076).

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

29993199023860 is a wasteful number, since it uses less digits than its factorization.

29993199023860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149632 (or 149630 counting only the distinct ones).

The product of its (nonzero) digits is 102036672, while the sum is 70.

The spelling of 29993199023860 in words is "twenty-nine trillion, nine hundred ninety-three billion, one hundred ninety-nine million, twenty-three thousand, eight hundred sixty".