2600171280 has 600 divisors, whose sum is σ = 11083754880. Its totient is φ = 561738240.

The previous prime is 2600171239. The next prime is 2600171281. The reversal of 2600171280 is 821710062.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2600171281) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6032665 + ... + 6033095.

Almost surely, 2^2600171280 is an apocalyptic number.

2600171280 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 2600171280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5541877440).

2600171280 is an abundant number, since it is smaller than the sum of its proper divisors (8483583600).

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

2600171280 is a wasteful number, since it uses less digits than its factorization.

2600171280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 2600171280 is about 50991.8746468494. The cubic root of 2600171280 is about 1375.0990615131.

The spelling of 2600171280 in words is "two billion, six hundred million, one hundred seventy-one thousand, two hundred eighty".