260016825660 has 96 divisors (see below), whose sum is σ = 738177269760. Its totient is φ = 68379591168.

The previous prime is 260016825631. The next prime is 260016825701. The reversal of 260016825660 is 66528610062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1170376 + ... + 1374704.

It is an arithmetic number, because the mean of its divisors is an integer number (7689346560).

Almost surely, 2^260016825660 is an apocalyptic number.

260016825660 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 260016825660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369088634880).

260016825660 is an abundant number, since it is smaller than the sum of its proper divisors (478160444100).

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

260016825660 is a wasteful number, since it uses less digits than its factorization.

260016825660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204635 (or 204633 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 260016825660 in words is "two hundred sixty billion, sixteen million, eight hundred twenty-five thousand, six hundred sixty".