39147359834989 has 32 divisors (see below), whose sum is σ = 46097224588800. Its totient is φ = 32542771196160.

The previous prime is 39147359834969. The next prime is 39147359835061. The reversal of 39147359834989 is 98943895374193.

It is a cyclic number.

It is not a de Polignac number, because 39147359834989 - 2⁷ = 39147359834861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39147359834939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214601959 + ... + 214784299.

It is an arithmetic number, because the mean of its divisors is an integer number (1440538268400).

Almost surely, 2^{39147359834989} is an apocalyptic number.

It is an amenable number.

39147359834989 is a deficient number, since it is larger than the sum of its proper divisors (6949864753811).

39147359834989 is a wasteful number, since it uses less digits than its factorization.

39147359834989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185053.

The product of its digits is 6348948480, while the sum is 82.

The spelling of 39147359834989 in words is "thirty-nine trillion, one hundred forty-seven billion, three hundred fifty-nine million, eight hundred thirty-four thousand, nine hundred eighty-nine".