265241144104040 has 256 divisors, whose sum is σ = 674309770444800. Its totient is φ = 93230874547200.

The previous prime is 265241144104039. The next prime is 265241144104051. The reversal of 265241144104040 is 40401441142562.

It is a super-3 number, since 3×265241144104040³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 265241144103985 and 265241144104003.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 344728799 + ... + 345497361.

It is an arithmetic number, because the mean of its divisors is an integer number (2634022540800).

Almost surely, 2^{265241144104040} is an apocalyptic number.

265241144104040 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 265241144104040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337154885222400).

265241144104040 is an abundant number, since it is smaller than the sum of its proper divisors (409068626340760).

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

265241144104040 is a wasteful number, since it uses less digits than its factorization.

265241144104040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768968 (or 768964 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 265241144104040 in words is "two hundred sixty-five trillion, two hundred forty-one billion, one hundred forty-four million, one hundred four thousand, forty".