260162420213401 has 4 divisors (see below), whose sum is σ = 260780383207204. Its totient is φ = 259544457219600.

The previous prime is 260162420213387. The next prime is 260162420213407. The reversal of 260162420213401 is 104312024261062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2198636528400 + 257963783685001 = 1482780^2 + 16061251^2 .

It is a cyclic number.

It is not a de Polignac number, because 260162420213401 - 2⁷ = 260162420213273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260162420213407) 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, 308981496270 + ... + 308981497111.

It is an arithmetic number, because the mean of its divisors is an integer number (65195095801801).

Almost surely, 2^{260162420213401} is an apocalyptic number.

It is an amenable number.

260162420213401 is a deficient number, since it is larger than the sum of its proper divisors (617962993803).

260162420213401 is an equidigital number, since it uses as much as digits as its factorization.

260162420213401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617962993802.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 260162420213401 its reverse (104312024261062), we get a palindrome (364474444474463).

The spelling of 260162420213401 in words is "two hundred sixty trillion, one hundred sixty-two billion, four hundred twenty million, two hundred thirteen thousand, four hundred one".