260455224136 has 16 divisors (see below), whose sum is σ = 497567763900. Its totient is φ = 127770487104.

The previous prime is 260455224101. The next prime is 260455224137. The reversal of 260455224136 is 631422554062.

It is a happy number.

260455224136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 201595612036 + 58859612100 = 448994^2 + 242610^2 .

It is not an unprimeable number, because it can be changed into a prime (260455224137) 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, 307140171 + ... + 307141018.

Almost surely, 2^260455224136 is an apocalyptic number.

It is an amenable number.

260455224136 is a deficient number, since it is larger than the sum of its proper divisors (237112539764).

260455224136 is a wasteful number, since it uses less digits than its factorization.

260455224136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614281248 (or 614281244 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 260455224136 its reverse (631422554062), we get a palindrome (891877778198).

The spelling of 260455224136 in words is "two hundred sixty billion, four hundred fifty-five million, two hundred twenty-four thousand, one hundred thirty-six".