19635054873316 has 9 divisors (see below), whose sum is σ = 34361361537321. Its totient is φ = 9817523005512.

The previous prime is 19635054873223. The next prime is 19635054873367. The reversal of 19635054873316 is 61337845053691.

The square root of 19635054873316 is 4431146.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2144616100 + 19632910257216 = 46310^2 + 4430904^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7754506 + ... + 9970078.

Almost surely, 2^{19635054873316} is an apocalyptic number.

19635054873316 is the 4431146-th square number.

It is an amenable number.

19635054873316 is a deficient number, since it is larger than the sum of its proper divisors (14726306664005).

19635054873316 is an frugal number, since it uses more digits than its factorization.

19635054873316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431150 (or 2215575 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 61.

The spelling of 19635054873316 in words is "nineteen trillion, six hundred thirty-five billion, fifty-four million, eight hundred seventy-three thousand, three hundred sixteen".