260756620405572 has 12 divisors (see below), whose sum is σ = 608432114279696. Its totient is φ = 86918873468520.

The previous prime is 260756620405571. The next prime is 260756620405609. The reversal of 260756620405572 is 275504026657062.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (260756620405571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10864859183554 + ... + 10864859183577.

Almost surely, 2^{260756620405572} is an apocalyptic number.

It is an amenable number.

260756620405572 is an abundant number, since it is smaller than the sum of its proper divisors (347675493874124).

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

260756620405572 is a wasteful number, since it uses less digits than its factorization.

260756620405572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21729718367138 (or 21729718367136 counting only the distinct ones).

The product of its (nonzero) digits is 42336000, while the sum is 57.

The spelling of 260756620405572 in words is "two hundred sixty trillion, seven hundred fifty-six billion, six hundred twenty million, four hundred five thousand, five hundred seventy-two".