265433403066 has 64 divisors (see below), whose sum is σ = 597220743168. Its totient is φ = 78034258368.

The previous prime is 265433403041. The next prime is 265433403113. The reversal of 265433403066 is 660304334562.

265433403066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1545595 + ... + 1708721.

It is an arithmetic number, because the mean of its divisors is an integer number (9331574112).

Almost surely, 2^265433403066 is an apocalyptic number.

265433403066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 265433403066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298610371584).

265433403066 is an abundant number, since it is smaller than the sum of its proper divisors (331787340102).

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

265433403066 is a wasteful number, since it uses less digits than its factorization.

265433403066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164075.

The product of its (nonzero) digits is 933120, while the sum is 42.

The spelling of 265433403066 in words is "two hundred sixty-five billion, four hundred thirty-three million, four hundred three thousand, sixty-six".