265224346164 has 120 divisors (see below), whose sum is σ = 716461904928. Its totient is φ = 85490354880.

The previous prime is 265224346111. The next prime is 265224346207. The reversal of 265224346164 is 461643422562.

It is a happy number.

265224346164 is a `hidden beast` number, since 2 + 6 + 5 + 2 + 24 + 3 + 4 + 616 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1886179 + ... + 2021909.

Almost surely, 2^265224346164 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 265224346164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358230952464).

265224346164 is an abundant number, since it is smaller than the sum of its proper divisors (451237558764).

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

265224346164 is a wasteful number, since it uses less digits than its factorization.

265224346164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135947 (or 135936 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 265224346164 in words is "two hundred sixty-five billion, two hundred twenty-four million, three hundred forty-six thousand, one hundred sixty-four".