39930618902 has 8 divisors (see below), whose sum is σ = 60617566296. Its totient is φ = 19724763472.

The previous prime is 39930618887. The next prime is 39930618907. The reversal of 39930618902 is 20981603993.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39930618907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120272783 + ... + 120273114.

It is an arithmetic number, because the mean of its divisors is an integer number (7577195787).

Almost surely, 2^39930618902 is an apocalyptic number.

39930618902 is a deficient number, since it is larger than the sum of its proper divisors (20686947394).

39930618902 is a wasteful number, since it uses less digits than its factorization.

39930618902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240545982.

The product of its (nonzero) digits is 629856, while the sum is 50.

The spelling of 39930618902 in words is "thirty-nine billion, nine hundred thirty million, six hundred eighteen thousand, nine hundred two".