63846074217 has 16 divisors (see below), whose sum is σ = 86948075520. Its totient is φ = 41654243472.

The previous prime is 63846074207. The next prime is 63846074221. The reversal of 63846074217 is 71247064836.

It is a happy number.

It is not a de Polignac number, because 63846074217 - 2⁶ = 63846074153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63846074207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054884 + ... + 2085722.

It is an arithmetic number, because the mean of its divisors is an integer number (5434254720).

Almost surely, 2^63846074217 is an apocalyptic number.

It is an amenable number.

63846074217 is a deficient number, since it is larger than the sum of its proper divisors (23102001303).

63846074217 is a wasteful number, since it uses less digits than its factorization.

63846074217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45572.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 63846074217 in words is "sixty-three billion, eight hundred forty-six million, seventy-four thousand, two hundred seventeen".