29866443452 has 12 divisors (see below), whose sum is σ = 52328577840. Its totient is φ = 14915421216.

The previous prime is 29866443433. The next prime is 29866443473. The reversal of 29866443452 is 25434466892.

It is a junction number, because it is equal to n+sod(n) for n = 29866443394 and 29866443403.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4446353 + ... + 4453064.

It is an arithmetic number, because the mean of its divisors is an integer number (4360714820).

Almost surely, 2^29866443452 is an apocalyptic number.

It is an amenable number.

29866443452 is a deficient number, since it is larger than the sum of its proper divisors (22462134388).

29866443452 is a wasteful number, since it uses less digits than its factorization.

29866443452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8900260 (or 8900258 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 53.

The spelling of 29866443452 in words is "twenty-nine billion, eight hundred sixty-six million, four hundred forty-three thousand, four hundred fifty-two".