1266155164882 has 8 divisors (see below), whose sum is σ = 1899452923056. Its totient is φ = 633004190532.

The previous prime is 1266155164853. The next prime is 1266155164889. The reversal of 1266155164882 is 2884615516621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1266155164889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36674388 + ... + 36708895.

It is an arithmetic number, because the mean of its divisors is an integer number (237431615382).

Almost surely, 2^{1266155164882} is an apocalyptic number.

1266155164882 is a deficient number, since it is larger than the sum of its proper divisors (633297758174).

1266155164882 is an equidigital number, since it uses as much as digits as its factorization.

1266155164882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73391912.

The product of its digits is 5529600, while the sum is 55.

The spelling of 1266155164882 in words is "one trillion, two hundred sixty-six billion, one hundred fifty-five million, one hundred sixty-four thousand, eight hundred eighty-two".