260489572730280 has 384 divisors, whose sum is σ = 915473149718400. Its totient is φ = 64012544096256.

The previous prime is 260489572730279. The next prime is 260489572730281. The reversal of 260489572730280 is 82037275984062.

260489572730280 is a `hidden beast` number, since 2 + 6 + 0 + 4 + 8 + 9 + 572 + 7 + 30 + 28 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (260489572730279) and next prime (260489572730281).

It is not an unprimeable number, because it can be changed into a prime (260489572730281) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 981058419 + ... + 981323901.

It is an arithmetic number, because the mean of its divisors is an integer number (2384044660725).

Almost surely, 2^{260489572730280} is an apocalyptic number.

260489572730280 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 260489572730280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457736574859200).

260489572730280 is an abundant number, since it is smaller than the sum of its proper divisors (654983576988120).

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

260489572730280 is a wasteful number, since it uses less digits than its factorization.

260489572730280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269433 (or 269426 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 260489572730280 in words is "two hundred sixty trillion, four hundred eighty-nine billion, five hundred seventy-two million, seven hundred thirty thousand, two hundred eighty".