63085215571067 has 4 divisors (see below), whose sum is σ = 63085509939840. Its totient is φ = 63084921202296.

The previous prime is 63085215571033. The next prime is 63085215571069. The reversal of 63085215571067 is 76017551258036.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63085215571067 - 2³⁰ = 63084141829243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63085215571069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146862692 + ... + 147291617.

It is an arithmetic number, because the mean of its divisors is an integer number (15771377484960).

Almost surely, 2^{63085215571067} is an apocalyptic number.

63085215571067 is a deficient number, since it is larger than the sum of its proper divisors (294368773).

63085215571067 is a wasteful number, since it uses less digits than its factorization.

63085215571067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294368772.

The product of its (nonzero) digits is 10584000, while the sum is 56.

The spelling of 63085215571067 in words is "sixty-three trillion, eighty-five billion, two hundred fifteen million, five hundred seventy-one thousand, sixty-seven".