3984366729860 has 72 divisors (see below), whose sum is σ = 9197728848000. Its totient is φ = 1448741419840.

The previous prime is 3984366729799. The next prime is 3984366729877. The reversal of 3984366729860 is 689276634893.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32606597 + ... + 32728563.

It is an arithmetic number, because the mean of its divisors is an integer number (127746234000).

Almost surely, 2^{3984366729860} is an apocalyptic number.

It is an amenable number.

3984366729860 is an abundant number, since it is smaller than the sum of its proper divisors (5213362118140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3984366729860 is a wasteful number, since it uses less digits than its factorization.

3984366729860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135497 (or 135484 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 71.

The spelling of 3984366729860 in words is "three trillion, nine hundred eighty-four billion, three hundred sixty-six million, seven hundred twenty-nine thousand, eight hundred sixty".