265080004 has 36 divisors (see below), whose sum is σ = 541337664. Its totient is φ = 113576904.

The previous prime is 265079999. The next prime is 265080007. The reversal of 265080004 is 400080562.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (265080007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65257 + ... + 69199.

Almost surely, 2^265080004 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 265080004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270668832).

265080004 is an abundant number, since it is smaller than the sum of its proper divisors (276257660).

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

265080004 is an frugal number, since it uses more digits than its factorization.

265080004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982 (or 3952 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 265080004 is about 16281.2777139879. The cubic root of 265080004 is about 642.3804611394.

The spelling of 265080004 in words is "two hundred sixty-five million, eighty thousand, four".