260724172535870 has 16 divisors (see below), whose sum is σ = 469312600006368. Its totient is φ = 104287649138400.

The previous prime is 260724172535861. The next prime is 260724172535881. The reversal of 260724172535870 is 78535271427062.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251942306 + ... + 252975045.

It is an arithmetic number, because the mean of its divisors is an integer number (29332037500398).

Almost surely, 2^{260724172535870} is an apocalyptic number.

260724172535870 is a deficient number, since it is larger than the sum of its proper divisors (208588427470498).

260724172535870 is a wasteful number, since it uses less digits than its factorization.

260724172535870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504968995.

The product of its (nonzero) digits is 39513600, while the sum is 59.

The spelling of 260724172535870 in words is "two hundred sixty trillion, seven hundred twenty-four billion, one hundred seventy-two million, five hundred thirty-five thousand, eight hundred seventy".