260162430245221 has 4 divisors (see below), whose sum is σ = 297328491708832. Its totient is φ = 222996368781612.

The previous prime is 260162430245209. The next prime is 260162430245257. The reversal of 260162430245221 is 122542034261062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 260162430245221 - 2⁵ = 260162430245189 is a prime.

It is a super-2 number, since 2×260162430245221² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260162430245021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18583030731795 + ... + 18583030731808.

It is an arithmetic number, because the mean of its divisors is an integer number (74332122927208).

Almost surely, 2^{260162430245221} is an apocalyptic number.

It is an amenable number.

260162430245221 is a deficient number, since it is larger than the sum of its proper divisors (37166061463611).

260162430245221 is an equidigital number, since it uses as much as digits as its factorization.

260162430245221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37166061463610.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 260162430245221 in words is "two hundred sixty trillion, one hundred sixty-two billion, four hundred thirty million, two hundred forty-five thousand, two hundred twenty-one".