19714049256 has 32 divisors (see below), whose sum is σ = 53765589600. Its totient is φ = 5973954240.

The previous prime is 19714049213. The next prime is 19714049261. The reversal of 19714049256 is 65294041791.

It is a happy number.

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, 37336951 + ... + 37337478.

It is an arithmetic number, because the mean of its divisors is an integer number (1680174675).

Almost surely, 2^19714049256 is an apocalyptic number.

It is an amenable number.

19714049256 is an abundant number, since it is smaller than the sum of its proper divisors (34051540344).

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

19714049256 is a wasteful number, since it uses less digits than its factorization.

19714049256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74674449 (or 74674445 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 19714049256 in words is "nineteen billion, seven hundred fourteen million, forty-nine thousand, two hundred fifty-six".