265452408396 has 288 divisors, whose sum is σ = 820440391680. Its totient is φ = 70732569600.

The previous prime is 265452408379. The next prime is 265452408439. The reversal of 265452408396 is 693804254562.

265452408396 is a `hidden beast` number, since 2 + 6 + 5 + 4 + 5 + 240 + 8 + 396 = 666.

It is a super-2 number, since 2×265452408396² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 200947416 + ... + 200948736.

It is an arithmetic number, because the mean of its divisors is an integer number (2848751360).

Almost surely, 2^265452408396 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 265452408396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410220195840).

265452408396 is an abundant number, since it is smaller than the sum of its proper divisors (554987983284).

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

265452408396 is a wasteful number, since it uses less digits than its factorization.

265452408396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285 (or 2280 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 265452408396 in words is "two hundred sixty-five billion, four hundred fifty-two million, four hundred eight thousand, three hundred ninety-six".