260720742036 has 12 divisors (see below), whose sum is σ = 608348398112. Its totient is φ = 86906914008.

The previous prime is 260720741989. The next prime is 260720742059. The reversal of 260720742036 is 630247027062.

260720742036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 260720741985 and 260720742003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10863364240 + ... + 10863364263.

Almost surely, 2^260720742036 is an apocalyptic number.

It is an amenable number.

260720742036 is an abundant number, since it is smaller than the sum of its proper divisors (347627656076).

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

260720742036 is a wasteful number, since it uses less digits than its factorization.

260720742036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21726728510 (or 21726728508 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

Adding to 260720742036 its reverse (630247027062), we get a palindrome (890967769098).

The spelling of 260720742036 in words is "two hundred sixty billion, seven hundred twenty million, seven hundred forty-two thousand, thirty-six".