267040473666768 has 80 divisors (see below), whose sum is σ = 799831370432640. Its totient is φ = 85143339426816.

The previous prime is 267040473666731. The next prime is 267040473666787. The reversal of 267040473666768 is 867666374040762.

It is a super-2 number, since 2×267040473666768² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 267040473666696 and 267040473666705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13438017121 + ... + 13438036992.

It is an arithmetic number, because the mean of its divisors is an integer number (9997892130408).

Almost surely, 2^{267040473666768} is an apocalyptic number.

It is an amenable number.

267040473666768 is an abundant number, since it is smaller than the sum of its proper divisors (532790896765872).

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

267040473666768 is a wasteful number, since it uses less digits than its factorization.

267040473666768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26876054153 (or 26876054141 counting only the distinct ones).

The product of its (nonzero) digits is 2048385024, while the sum is 72.

The spelling of 267040473666768 in words is "two hundred sixty-seven trillion, forty billion, four hundred seventy-three million, six hundred sixty-six thousand, seven hundred sixty-eight".