3989699120 has 160 divisors (see below), whose sum is σ = 10342105920. Its totient is φ = 1431091200.

The previous prime is 3989699113. The next prime is 3989699137. The reversal of 3989699120 is 219969893.

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 31 ways as a sum of consecutive naturals, for example, 9476510 + ... + 9476930.

It is an arithmetic number, because the mean of its divisors is an integer number (64638162).

Almost surely, 2^3989699120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3989699120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5171052960).

3989699120 is an abundant number, since it is smaller than the sum of its proper divisors (6352406800).

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

3989699120 is a wasteful number, since it uses less digits than its factorization.

3989699120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 56.

The square root of 3989699120 is about 63164.0651003401. The cubic root of 3989699120 is about 1586.0372449507.

The spelling of 3989699120 in words is "three billion, nine hundred eighty-nine million, six hundred ninety-nine thousand, one hundred twenty".