260506995536790 has 24 divisors (see below), whose sum is σ = 677318188395888. Its totient is φ = 69468532143120.

The previous prime is 260506995536741. The next prime is 260506995536819. The reversal of 260506995536790 is 97635599605062.

260506995536790 is a `hidden beast` number, since 2 + 6 + 0 + 5 + 0 + 6 + 9 + 9 + 553 + 67 + 9 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1447261086226 + ... + 1447261086405.

It is an arithmetic number, because the mean of its divisors is an integer number (28221591183162).

Almost surely, 2^{260506995536790} is an apocalyptic number.

260506995536790 is an abundant number, since it is smaller than the sum of its proper divisors (416811192859098).

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

260506995536790 is a wasteful number, since it uses less digits than its factorization.

260506995536790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894522172644 (or 2894522172641 counting only the distinct ones).

The product of its (nonzero) digits is 826686000, while the sum is 72.

The spelling of 260506995536790 in words is "two hundred sixty trillion, five hundred six billion, nine hundred ninety-five million, five hundred thirty-six thousand, seven hundred ninety".