29718252848 has 20 divisors (see below), whose sum is σ = 57591639048. Its totient is φ = 14855894400.

The previous prime is 29718252847. The next prime is 29718252869. The reversal of 29718252848 is 84825281792.

It is a happy number.

It is a super-3 number, since 3×29718252848³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 29718252793 and 29718252802.

It is not an unprimeable number, because it can be changed into a prime (29718252841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125261 + ... + 274092.

Almost surely, 2^29718252848 is an apocalyptic number.

It is an amenable number.

29718252848 is a deficient number, since it is larger than the sum of its proper divisors (27873386200).

29718252848 is a wasteful number, since it uses less digits than its factorization.

29718252848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404012 (or 404006 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 56.

The spelling of 29718252848 in words is "twenty-nine billion, seven hundred eighteen million, two hundred fifty-two thousand, eight hundred forty-eight".