266466302416 has 20 divisors (see below), whose sum is σ = 516363577600. Its totient is φ = 133211185632.

The previous prime is 266466302371. The next prime is 266466302429. The reversal of 266466302416 is 614203664662.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272546 + ... + 1467073.

It is an arithmetic number, because the mean of its divisors is an integer number (25818178880).

Almost surely, 2^266466302416 is an apocalyptic number.

It is an amenable number.

266466302416 is a deficient number, since it is larger than the sum of its proper divisors (249897275184).

266466302416 is a wasteful number, since it uses less digits than its factorization.

266466302416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745706 (or 2745700 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 266466302416 in words is "two hundred sixty-six billion, four hundred sixty-six million, three hundred two thousand, four hundred sixteen".