39930398142 has 8 divisors (see below), whose sum is σ = 79860796296. Its totient is φ = 13310132712.

The previous prime is 39930398111. The next prime is 39930398203. The reversal of 39930398142 is 24189303993.

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

39930398142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3327533173 + ... + 3327533184.

It is an arithmetic number, because the mean of its divisors is an integer number (9982599537).

Almost surely, 2^39930398142 is an apocalyptic number.

39930398142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39930398142 is a wasteful number, since it uses less digits than its factorization.

39930398142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655066362.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The spelling of 39930398142 in words is "thirty-nine billion, nine hundred thirty million, three hundred ninety-eight thousand, one hundred forty-two".