261760531576604 has 12 divisors (see below), whose sum is σ = 458083911052824. Its totient is φ = 130879414132944.

The previous prime is 261760531576597. The next prime is 261760531576679. The reversal of 261760531576604 is 406675135067162.

261760531576604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212222042 + ... + 213451905.

It is an arithmetic number, because the mean of its divisors is an integer number (38173659254402).

Almost surely, 2^{261760531576604} is an apocalyptic number.

It is an amenable number.

261760531576604 is a deficient number, since it is larger than the sum of its proper divisors (196323379476220).

261760531576604 is a wasteful number, since it uses less digits than its factorization.

261760531576604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425827684 (or 425827682 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 59.

The spelling of 261760531576604 in words is "two hundred sixty-one trillion, seven hundred sixty billion, five hundred thirty-one million, five hundred seventy-six thousand, six hundred four".