260637508560 has 320 divisors, whose sum is σ = 955074871296. Its totient is φ = 57965414400.

The previous prime is 260637508559. The next prime is 260637508589. The reversal of 260637508560 is 65805736062.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 5570865 + ... + 5617455.

Almost surely, 2^260637508560 is an apocalyptic number.

260637508560 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 260637508560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477537435648).

260637508560 is an abundant number, since it is smaller than the sum of its proper divisors (694437362736).

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

260637508560 is a wasteful number, since it uses less digits than its factorization.

260637508560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46794 (or 46788 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 260637508560 in words is "two hundred sixty billion, six hundred thirty-seven million, five hundred eight thousand, five hundred sixty".