42742544766 has 32 divisors (see below), whose sum is σ = 88613136000. Its totient is φ = 13728177120.

The previous prime is 42742544759. The next prime is 42742544771. The reversal of 42742544766 is 66744524724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164716 + ... + 335583.

It is an arithmetic number, because the mean of its divisors is an integer number (2769160500).

Almost surely, 2^42742544766 is an apocalyptic number.

42742544766 is an abundant number, since it is smaller than the sum of its proper divisors (45870591234).

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

42742544766 is a wasteful number, since it uses less digits than its factorization.

42742544766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500824.

The product of its digits is 9031680, while the sum is 51.

The spelling of 42742544766 in words is "forty-two billion, seven hundred forty-two million, five hundred forty-four thousand, seven hundred sixty-six".