42566132643412 has 72 divisors (see below), whose sum is σ = 86684955005376. Its totient is φ = 17915492611584.

The previous prime is 42566132643401. The next prime is 42566132643451. The reversal of 42566132643412 is 21434623166524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34154223 + ... + 35378569.

It is an arithmetic number, because the mean of its divisors is an integer number (1203957708408).

Almost surely, 2^{42566132643412} is an apocalyptic number.

It is an amenable number.

42566132643412 is an abundant number, since it is smaller than the sum of its proper divisors (44118822361964).

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

42566132643412 is a wasteful number, since it uses less digits than its factorization.

42566132643412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224737 (or 1224662 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 49.

The spelling of 42566132643412 in words is "forty-two trillion, five hundred sixty-six billion, one hundred thirty-two million, six hundred forty-three thousand, four hundred twelve".