42564067546 has 64 divisors (see below), whose sum is σ = 85795718400. Its totient is φ = 15294850560.

The previous prime is 42564067529. The next prime is 42564067603. The reversal of 42564067546 is 64576046524.

It is a self number, because there is not a number n which added to its sum of digits gives 42564067546.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2548230 + ... + 2564878.

It is an arithmetic number, because the mean of its divisors is an integer number (1340558100).

Almost surely, 2^42564067546 is an apocalyptic number.

42564067546 is an abundant number, since it is smaller than the sum of its proper divisors (43231650854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42564067546 is a wasteful number, since it uses less digits than its factorization.

42564067546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17959.

The product of its (nonzero) digits is 4838400, while the sum is 49.

The spelling of 42564067546 in words is "forty-two billion, five hundred sixty-four million, sixty-seven thousand, five hundred forty-six".