39960969215 has 8 divisors (see below), whose sum is σ = 49249194720. Its totient is φ = 31104754272.

The previous prime is 39960969211. The next prime is 39960969313. The reversal of 39960969215 is 51296906993.

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

It is a cyclic number.

It is not a de Polignac number, because 39960969215 - 2² = 39960969211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39960969211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108002435 + ... + 108002804.

It is an arithmetic number, because the mean of its divisors is an integer number (6156149340).

Almost surely, 2^39960969215 is an apocalyptic number.

39960969215 is a deficient number, since it is larger than the sum of its proper divisors (9288225505).

39960969215 is a wasteful number, since it uses less digits than its factorization.

39960969215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216005281.

The product of its (nonzero) digits is 7085880, while the sum is 59.

The spelling of 39960969215 in words is "thirty-nine billion, nine hundred sixty million, nine hundred sixty-nine thousand, two hundred fifteen".