29248866529 has 3 divisors (see below), whose sum is σ = 29249037553. Its totient is φ = 29248695506.

The previous prime is 29248866511. The next prime is 29248866547. The reversal of 29248866529 is 92566884292.

The square root of 29248866529 is 171023.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (29248866511) and next prime (29248866547).

It is a de Polignac number, because none of the positive numbers 2^k-29248866529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29248866329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 85512 + ... + 256534.

Almost surely, 2^29248866529 is an apocalyptic number.

29248866529 is the 171023-rd square number.

29248866529 is the 85512-nd centered octagonal number.

It is an amenable number.

29248866529 is a deficient number, since it is larger than the sum of its proper divisors (171024).

29248866529 is an frugal number, since it uses more digits than its factorization.

29248866529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342046 (or 171023 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 61.

The spelling of 29248866529 in words is "twenty-nine billion, two hundred forty-eight million, eight hundred sixty-six thousand, five hundred twenty-nine".