39963986147 has 8 divisors (see below), whose sum is σ = 40451416320. Its totient is φ = 39476697480.

The previous prime is 39963986137. The next prime is 39963986219. The reversal of 39963986147 is 74168936993.

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 39963986147 - 2²² = 39959791843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39963986107) 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, 602522 + ... + 665552.

It is an arithmetic number, because the mean of its divisors is an integer number (5056427040).

Almost surely, 2^39963986147 is an apocalyptic number.

39963986147 is a deficient number, since it is larger than the sum of its proper divisors (487430173).

39963986147 is an equidigital number, since it uses as much as digits as its factorization.

39963986147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70753.

The product of its digits is 52907904, while the sum is 65.

The spelling of 39963986147 in words is "thirty-nine billion, nine hundred sixty-three million, nine hundred eighty-six thousand, one hundred forty-seven".