42566171567412 has 24 divisors (see below), whose sum is σ = 101630859247456. Its totient is φ = 13858753533408.

The previous prime is 42566171567399. The next prime is 42566171567477. The reversal of 42566171567412 is 21476517166524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41246289763 + ... + 41246290794.

Almost surely, 2^{42566171567412} is an apocalyptic number.

It is an amenable number.

42566171567412 is an abundant number, since it is smaller than the sum of its proper divisors (59064687680044).

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

42566171567412 is a wasteful number, since it uses less digits than its factorization.

42566171567412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82492580607 (or 82492580605 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The spelling of 42566171567412 in words is "forty-two trillion, five hundred sixty-six billion, one hundred seventy-one million, five hundred sixty-seven thousand, four hundred twelve".