12767365191066 has 32 divisors (see below), whose sum is σ = 25954074362688. Its totient is φ = 4185901722240.

The previous prime is 12767365191011. The next prime is 12767365191067. The reversal of 12767365191066 is 66019156376721.

It is a super-2 number, since 2×12767365191066² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12767365191067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12807966 + ... + 13768758.

It is an arithmetic number, because the mean of its divisors is an integer number (811064823834).

Almost surely, 2^{12767365191066} is an apocalyptic number.

12767365191066 is an abundant number, since it is smaller than the sum of its proper divisors (13186709171622).

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

12767365191066 is a wasteful number, since it uses less digits than its factorization.

12767365191066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997166.

The product of its (nonzero) digits is 17146080, while the sum is 60.

The spelling of 12767365191066 in words is "twelve trillion, seven hundred sixty-seven billion, three hundred sixty-five million, one hundred ninety-one thousand, sixty-six".