39520069135 has 8 divisors (see below), whose sum is σ = 47435348880. Its totient is φ = 31608544704.

The previous prime is 39520069129. The next prime is 39520069151. The reversal of 39520069135 is 53196002593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39520069135 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39520069091 and 39520069100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915622 + ... + 957811.

It is an arithmetic number, because the mean of its divisors is an integer number (5929418610).

Almost surely, 2^39520069135 is an apocalyptic number.

39520069135 is a deficient number, since it is larger than the sum of its proper divisors (7915279745).

39520069135 is a wasteful number, since it uses less digits than its factorization.

39520069135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877657.

The product of its (nonzero) digits is 218700, while the sum is 43.

The spelling of 39520069135 in words is "thirty-nine billion, five hundred twenty million, sixty-nine thousand, one hundred thirty-five".