39653970189 has 16 divisors (see below), whose sum is σ = 52960619712. Its totient is φ = 26391685248.

The previous prime is 39653970073. The next prime is 39653970247. The reversal of 39653970189 is 98107935693.

39653970189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39653970189 - 2⁸ = 39653969933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39653970589) 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, 9904062 + ... + 9908064.

It is an arithmetic number, because the mean of its divisors is an integer number (3310038732).

Almost surely, 2^39653970189 is an apocalyptic number.

It is an amenable number.

39653970189 is a deficient number, since it is larger than the sum of its proper divisors (13306649523).

39653970189 is a wasteful number, since it uses less digits than its factorization.

39653970189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8716.

The product of its (nonzero) digits is 11022480, while the sum is 60.

The spelling of 39653970189 in words is "thirty-nine billion, six hundred fifty-three million, nine hundred seventy thousand, one hundred eighty-nine".