939459147986 has 32 divisors (see below), whose sum is σ = 1504938355200. Its totient is φ = 438863523840.

The previous prime is 939459147961. The next prime is 939459147989. The reversal of 939459147986 is 689741954939.

939459147986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (939459147989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40035125 + ... + 40058583.

It is an arithmetic number, because the mean of its divisors is an integer number (47029323600).

Almost surely, 2^939459147986 is an apocalyptic number.

939459147986 is a deficient number, since it is larger than the sum of its proper divisors (565479207214).

939459147986 is a wasteful number, since it uses less digits than its factorization.

939459147986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45794.

The product of its digits is 529079040, while the sum is 74.

The spelling of 939459147986 in words is "nine hundred thirty-nine billion, four hundred fifty-nine million, one hundred forty-seven thousand, nine hundred eighty-six".