19314843914 has 16 divisors (see below), whose sum is σ = 29683051776. Its totient is φ = 9420559200.

The previous prime is 19314843887. The next prime is 19314843923. The reversal of 19314843914 is 41934841391.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852359 + ... + 874725.

It is an arithmetic number, because the mean of its divisors is an integer number (1855190736).

Almost surely, 2^19314843914 is an apocalyptic number.

19314843914 is a deficient number, since it is larger than the sum of its proper divisors (10368207862).

19314843914 is a wasteful number, since it uses less digits than its factorization.

19314843914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32941.

The product of its digits is 373248, while the sum is 47.

The spelling of 19314843914 in words is "nineteen billion, three hundred fourteen million, eight hundred forty-three thousand, nine hundred fourteen".