63564074167 has 24 divisors (see below), whose sum is σ = 70494681600. Its totient is φ = 57268189440.

The previous prime is 63564074081. The next prime is 63564074201. The reversal of 63564074167 is 76147046536.

It is not a de Polignac number, because 63564074167 - 2¹⁹ = 63563549879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63564074167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63564075167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19806459 + ... + 19809667.

It is an arithmetic number, because the mean of its divisors is an integer number (2937278400).

Almost surely, 2^63564074167 is an apocalyptic number.

63564074167 is a deficient number, since it is larger than the sum of its proper divisors (6930607433).

63564074167 is a wasteful number, since it uses less digits than its factorization.

63564074167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4647 (or 4636 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 63564074167 in words is "sixty-three billion, five hundred sixty-four million, seventy-four thousand, one hundred sixty-seven".