265003260840432 has 240 divisors, whose sum is σ = 760597568640000. Its totient is φ = 86112079013376.

The previous prime is 265003260840407. The next prime is 265003260840469. The reversal of 265003260840432 is 234048062300562.

265003260840432 is a `hidden beast` number, since 2 + 6 + 5 + 0 + 0 + 3 + 2 + 608 + 4 + 0 + 4 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 282600919 + ... + 283537097.

It is an arithmetic number, because the mean of its divisors is an integer number (3169156536000).

Almost surely, 2^{265003260840432} 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 265003260840432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380298784320000).

265003260840432 is an abundant number, since it is smaller than the sum of its proper divisors (495594307799568).

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

265003260840432 is a wasteful number, since it uses less digits than its factorization.

265003260840432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936588 (or 936579 counting only the distinct ones).

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

The spelling of 265003260840432 in words is "two hundred sixty-five trillion, three billion, two hundred sixty million, eight hundred forty thousand, four hundred thirty-two".