266046464 has 132 divisors (see below), whose sum is σ = 603291840. Its totient is φ = 116981760.

The previous prime is 266046427. The next prime is 266046467. The reversal of 266046464 is 464640662.

266046464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (266046467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8582129 + ... + 8582159.

Almost surely, 2^266046464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266046464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301645920).

266046464 is an abundant number, since it is smaller than the sum of its proper divisors (337245376).

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

266046464 is a wasteful number, since it uses less digits than its factorization.

266046464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 79 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The square root of 266046464 is about 16310.9308134147. The cubic root of 266046464 is about 643.1602031432.

The spelling of 266046464 in words is "two hundred sixty-six million, forty-six thousand, four hundred sixty-four".