1267823865882 has 32 divisors (see below), whose sum is σ = 2901412900224. Its totient is φ = 361794168000.

The previous prime is 1267823865881. The next prime is 1267823865899. The reversal of 1267823865882 is 2885683287621.

It is not an unprimeable number, because it can be changed into a prime (1267823865881) 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, 18349369 + ... + 18418332.

It is an arithmetic number, because the mean of its divisors is an integer number (90669153132).

Almost surely, 2^{1267823865882} is an apocalyptic number.

1267823865882 is an abundant number, since it is smaller than the sum of its proper divisors (1633589034342).

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

1267823865882 is a wasteful number, since it uses less digits than its factorization.

1267823865882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36768534.

The product of its digits is 123863040, while the sum is 66.

The spelling of 1267823865882 in words is "one trillion, two hundred sixty-seven billion, eight hundred twenty-three million, eight hundred sixty-five thousand, eight hundred eighty-two".