63263320817 has 8 divisors (see below), whose sum is σ = 64777812000. Its totient is φ = 61750795680.

The previous prime is 63263320801. The next prime is 63263320819. The reversal of 63263320817 is 71802336236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63263320817 - 2⁴ = 63263320801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63263320819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426284 + ... + 555197.

It is an arithmetic number, because the mean of its divisors is an integer number (8097226500).

Almost surely, 2^63263320817 is an apocalyptic number.

It is an amenable number.

63263320817 is a deficient number, since it is larger than the sum of its proper divisors (1514491183).

63263320817 is a wasteful number, since it uses less digits than its factorization.

63263320817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983023.

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 63263320817 in words is "sixty-three billion, two hundred sixty-three million, three hundred twenty thousand, eight hundred seventeen".