264267688161268 has 12 divisors (see below), whose sum is σ = 504511041035232. Its totient is φ = 120121676436920.

The previous prime is 264267688161263. The next prime is 264267688161293. The reversal of 264267688161268 is 862161886762462.

It is a super-2 number, since 2×264267688161268² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 264267688161268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264267688161263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3003041910880 + ... + 3003041910967.

It is an arithmetic number, because the mean of its divisors is an integer number (42042586752936).

Almost surely, 2^{264267688161268} is an apocalyptic number.

It is an amenable number.

264267688161268 is a deficient number, since it is larger than the sum of its proper divisors (240243352873964).

264267688161268 is a wasteful number, since it uses less digits than its factorization.

264267688161268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006083821862 (or 6006083821860 counting only the distinct ones).

The product of its digits is 891813888, while the sum is 73.

The spelling of 264267688161268 in words is "two hundred sixty-four trillion, two hundred sixty-seven billion, six hundred eighty-eight million, one hundred sixty-one thousand, two hundred sixty-eight".