260543881005 has 32 divisors (see below), whose sum is σ = 427303175040. Its totient is φ = 135483294720.

The previous prime is 260543881001. The next prime is 260543881007. The reversal of 260543881005 is 500188345062.

260543881005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 260543881005 - 2² = 260543881001 is a prime.

It is a super-2 number, since 2×260543881005² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260543881001) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 864849 + ... + 1126521.

It is an arithmetic number, because the mean of its divisors is an integer number (13353224220).

Almost surely, 2^260543881005 is an apocalyptic number.

It is an amenable number.

260543881005 is a deficient number, since it is larger than the sum of its proper divisors (166759294035).

260543881005 is a wasteful number, since it uses less digits than its factorization.

260543881005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263341.

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 260543881005 in words is "two hundred sixty billion, five hundred forty-three million, eight hundred eighty-one thousand, five".