260065377816 has 128 divisors (see below), whose sum is σ = 706928640000. Its totient is φ = 79423908480.

The previous prime is 260065377809. The next prime is 260065377823. The reversal of 260065377816 is 618773560062.

260065377816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (260065377809) and next prime (260065377823).

It is a super-4 number, since 4×260065377816⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24859995 + ... + 24870453.

It is an arithmetic number, because the mean of its divisors is an integer number (5522880000).

Almost surely, 2^260065377816 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 260065377816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353464320000).

260065377816 is an abundant number, since it is smaller than the sum of its proper divisors (446863262184).

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

260065377816 is a wasteful number, since it uses less digits than its factorization.

260065377816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12277 (or 12273 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 260065377816 in words is "two hundred sixty billion, sixty-five million, three hundred seventy-seven thousand, eight hundred sixteen".