265545060060 has 288 divisors, whose sum is σ = 872557152768. Its totient is φ = 60162224640.

The previous prime is 265545060017. The next prime is 265545060073. The reversal of 265545060060 is 60060545562.

It is a happy number.

It is a congruent number.

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, 273475375 + ... + 273476345.

It is an arithmetic number, because the mean of its divisors is an integer number (3029712336).

Almost surely, 2^265545060060 is an apocalyptic number.

265545060060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265545060060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436278576384).

265545060060 is an abundant number, since it is smaller than the sum of its proper divisors (607012092708).

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

265545060060 is a wasteful number, since it uses less digits than its factorization.

265545060060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721 (or 1712 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 265545060060 in words is "two hundred sixty-five billion, five hundred forty-five million, sixty thousand, sixty".