39829680447 has 8 divisors (see below), whose sum is σ = 53240011056. Its totient is φ = 26486235072.

The previous prime is 39829680439. The next prime is 39829680469. The reversal of 39829680447 is 74408692893.

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

It is not a de Polignac number, because 39829680447 - 2³ = 39829680439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39829682447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16719918 + ... + 16722299.

It is an arithmetic number, because the mean of its divisors is an integer number (6655001382).

Almost surely, 2^39829680447 is an apocalyptic number.

39829680447 is a deficient number, since it is larger than the sum of its proper divisors (13410330609).

39829680447 is a wasteful number, since it uses less digits than its factorization.

39829680447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33442617.

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 39829680447 in words is "thirty-nine billion, eight hundred twenty-nine million, six hundred eighty thousand, four hundred forty-seven".