613261302201 has 16 divisors (see below), whose sum is σ = 908702766720. Its totient is φ = 408765491280.

The previous prime is 613261302187. The next prime is 613261302209. The reversal of 613261302201 is 102203162316.

613261302201 is a `hidden beast` number, since 6 + 1 + 326 + 130 + 2 + 201 = 666.

It is not a de Polignac number, because 613261302201 - 2²⁷ = 613127084473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (613261302209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1944450 + ... + 2237723.

It is an arithmetic number, because the mean of its divisors is an integer number (56793922920).

Almost surely, 2^613261302201 is an apocalyptic number.

It is an amenable number.

613261302201 is a deficient number, since it is larger than the sum of its proper divisors (295441464519).

613261302201 is a wasteful number, since it uses less digits than its factorization.

613261302201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187613 (or 4187607 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 613261302201 its reverse (102203162316), we get a palindrome (715464464517).

The spelling of 613261302201 in words is "six hundred thirteen billion, two hundred sixty-one million, three hundred two thousand, two hundred one".