39033989085 has 128 divisors (see below), whose sum is σ = 81823924224. Its totient is φ = 15419658240.

The previous prime is 39033989081. The next prime is 39033989087. The reversal of 39033989085 is 58098933093.

It is not a de Polignac number, because 39033989085 - 2² = 39033989081 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39033989081) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4427752 + ... + 4436558.

It is an arithmetic number, because the mean of its divisors is an integer number (639249408).

Almost surely, 2^39033989085 is an apocalyptic number.

39033989085 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39033989085 is an abundant number, since it is smaller than the sum of its proper divisors (42789935139).

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

39033989085 is a wasteful number, since it uses less digits than its factorization.

39033989085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9043.

The product of its (nonzero) digits is 6298560, while the sum is 57.

The spelling of 39033989085 in words is "thirty-nine billion, thirty-three million, nine hundred eighty-nine thousand, eighty-five".