268677584911480 has 32 divisors (see below), whose sum is σ = 604547772040800. Its totient is φ = 107466908455296.

The previous prime is 268677584911471. The next prime is 268677584911481. The reversal of 268677584911480 is 84119485776862.

It is a Smith number, since the sum of its digits (76) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 268677584911397 and 268677584911406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268677584911481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127867020 + ... + 129951259.

It is an arithmetic number, because the mean of its divisors is an integer number (18892117876275).

Almost surely, 2^{268677584911480} is an apocalyptic number.

268677584911480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268677584911480 is an abundant number, since it is smaller than the sum of its proper divisors (335870187129320).

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

268677584911480 is a wasteful number, since it uses less digits than its factorization.

268677584911480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257844343 (or 257844339 counting only the distinct ones).

The product of its (nonzero) digits is 1300561920, while the sum is 76.

The spelling of 268677584911480 in words is "two hundred sixty-eight trillion, six hundred seventy-seven billion, five hundred eighty-four million, nine hundred eleven thousand, four hundred eighty".