266433343334664 has 128 divisors (see below), whose sum is σ = 739481115139200. Its totient is φ = 79321741424640.

The previous prime is 266433343334663. The next prime is 266433343334723. The reversal of 266433343334664 is 466433343334662.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 266433343334598 and 266433343334607.

It is not an unprimeable number, because it can be changed into a prime (266433343334663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32424247 + ... + 39801990.

It is an arithmetic number, because the mean of its divisors is an integer number (5777196212025).

Almost surely, 2^{266433343334664} is an apocalyptic number.

266433343334664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

266433343334664 is an abundant number, since it is smaller than the sum of its proper divisors (473047771804536).

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

266433343334664 is a wasteful number, since it uses less digits than its factorization.

266433343334664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72226503 (or 72226499 counting only the distinct ones).

The product of its digits is 483729408, while the sum is 60.

The spelling of 266433343334664 in words is "two hundred sixty-six trillion, four hundred thirty-three billion, three hundred forty-three million, three hundred thirty-four thousand, six hundred sixty-four".