29888885018 has 8 divisors (see below), whose sum is σ = 45252330912. Its totient is φ = 14804774716.

The previous prime is 29888884979. The next prime is 29888885021. The reversal of 29888885018 is 81058888892.

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

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, 69833630 + ... + 69834057.

It is an arithmetic number, because the mean of its divisors is an integer number (5656541364).

Almost surely, 2^29888885018 is an apocalyptic number.

29888885018 is a deficient number, since it is larger than the sum of its proper divisors (15363445894).

29888885018 is a wasteful number, since it uses less digits than its factorization.

29888885018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139667796.

The product of its (nonzero) digits is 23592960, while the sum is 65.

The spelling of 29888885018 in words is "twenty-nine billion, eight hundred eighty-eight million, eight hundred eighty-five thousand, eighteen".