39063998645 has 8 divisors (see below), whose sum is σ = 53573483904. Its totient is φ = 26786741904.

The previous prime is 39063998621. The next prime is 39063998647. The reversal of 39063998645 is 54689936093.

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 39063998645 - 2²⁴ = 39047221429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39063998647) 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, 558057089 + ... + 558057158.

It is an arithmetic number, because the mean of its divisors is an integer number (6696685488).

Almost surely, 2^39063998645 is an apocalyptic number.

39063998645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39063998645 is a deficient number, since it is larger than the sum of its proper divisors (14509485259).

39063998645 is a wasteful number, since it uses less digits than its factorization.

39063998645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116114259.

The product of its (nonzero) digits is 37791360, while the sum is 62.

The spelling of 39063998645 in words is "thirty-nine billion, sixty-three million, nine hundred ninety-eight thousand, six hundred forty-five".