19754976316 has 12 divisors (see below), whose sum is σ = 34602389640. Its totient is φ = 9868579280.

The previous prime is 19754976301. The next prime is 19754976337. The reversal of 19754976316 is 61367945791.

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, 2222230 + ... + 2231101.

It is an arithmetic number, because the mean of its divisors is an integer number (2883532470).

Almost surely, 2^19754976316 is an apocalyptic number.

It is an amenable number.

19754976316 is a deficient number, since it is larger than the sum of its proper divisors (14847413324).

19754976316 is a wasteful number, since it uses less digits than its factorization.

19754976316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454444 (or 4454442 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 58.

The spelling of 19754976316 in words is "nineteen billion, seven hundred fifty-four million, nine hundred seventy-six thousand, three hundred sixteen".