260861309072 has 80 divisors (see below), whose sum is σ = 622158012672. Its totient is φ = 103180608000.

The previous prime is 260861308973. The next prime is 260861309101. The reversal of 260861309072 is 270903168062.

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, 11982197 + ... + 12003947.

Almost surely, 2^260861309072 is an apocalyptic number.

It is an amenable number.

260861309072 is an abundant number, since it is smaller than the sum of its proper divisors (361296703600).

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

260861309072 is a wasteful number, since it uses less digits than its factorization.

260861309072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30016 (or 30010 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 260861309072 in words is "two hundred sixty billion, eight hundred sixty-one million, three hundred nine thousand, seventy-two".