42564754467 has 6 divisors (see below), whose sum is σ = 61482423132. Its totient is φ = 28376502972.

The previous prime is 42564754447. The next prime is 42564754471. The reversal of 42564754467 is 76445746524.

42564754467 is a `hidden beast` number, since 4 + 2 + 56 + 47 + 544 + 6 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-42564754467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42564754447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2364708573 + ... + 2364708590.

It is an arithmetic number, because the mean of its divisors is an integer number (10247070522).

Almost surely, 2^42564754467 is an apocalyptic number.

42564754467 is a deficient number, since it is larger than the sum of its proper divisors (18917668665).

42564754467 is a wasteful number, since it uses less digits than its factorization.

42564754467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729417169 (or 4729417166 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 54.

The spelling of 42564754467 in words is "forty-two billion, five hundred sixty-four million, seven hundred fifty-four thousand, four hundred sixty-seven".