265403214260 has 48 divisors (see below), whose sum is σ = 590219058240. Its totient is φ = 99901739520.

The previous prime is 265403214257. The next prime is 265403214287. The reversal of 265403214260 is 62412304562.

It is a super-2 number, since 2×265403214260² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 265403214260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2400395 + ... + 2508525.

It is an arithmetic number, because the mean of its divisors is an integer number (12296230380).

Almost surely, 2^265403214260 is an apocalyptic number.

265403214260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265403214260 is an abundant number, since it is smaller than the sum of its proper divisors (324815843980).

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

265403214260 is a wasteful number, since it uses less digits than its factorization.

265403214260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115376 (or 115374 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 265403214260 in words is "two hundred sixty-five billion, four hundred three million, two hundred fourteen thousand, two hundred sixty".