29971600118 has 8 divisors (see below), whose sum is σ = 45255131760. Its totient is φ = 14886556200.

The previous prime is 29971600073. The next prime is 29971600129. The reversal of 29971600118 is 81100617992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×29971600118² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49621553 + ... + 49622156.

It is an arithmetic number, because the mean of its divisors is an integer number (5656891470).

Almost surely, 2^29971600118 is an apocalyptic number.

29971600118 is a deficient number, since it is larger than the sum of its proper divisors (15283531642).

29971600118 is a wasteful number, since it uses less digits than its factorization.

29971600118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99243862.

The product of its (nonzero) digits is 54432, while the sum is 44.

The spelling of 29971600118 in words is "twenty-nine billion, nine hundred seventy-one million, six hundred thousand, one hundred eighteen".