260197359280 has 80 divisors (see below), whose sum is σ = 615393094464. Its totient is φ = 102286679040.

The previous prime is 260197359277. The next prime is 260197359299. The reversal of 260197359280 is 82953791062.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5946442 + ... + 5990038.

Almost surely, 2^260197359280 is an apocalyptic number.

260197359280 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 260197359280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307696547232).

260197359280 is an abundant number, since it is smaller than the sum of its proper divisors (355195735184).

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

260197359280 is a wasteful number, since it uses less digits than its factorization.

260197359280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44894 (or 44888 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 260197359280 in words is "two hundred sixty billion, one hundred ninety-seven million, three hundred fifty-nine thousand, two hundred eighty".