19941839374 has 8 divisors (see below), whose sum is σ = 29914034040. Its totient is φ = 9970494696.

The previous prime is 19941839369. The next prime is 19941839377. The reversal of 19941839374 is 47393814991.

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 (19941839377) 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, 150189 + ... + 249880.

It is an arithmetic number, because the mean of its divisors is an integer number (3739254255).

Almost surely, 2^19941839374 is an apocalyptic number.

19941839374 is a deficient number, since it is larger than the sum of its proper divisors (9972194666).

19941839374 is a wasteful number, since it uses less digits than its factorization.

19941839374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424994.

The product of its digits is 5878656, while the sum is 58.

The spelling of 19941839374 in words is "nineteen billion, nine hundred forty-one million, eight hundred thirty-nine thousand, three hundred seventy-four".