613224263161 has 32 divisors (see below), whose sum is σ = 659016000000. Its totient is φ = 568866913920.

The previous prime is 613224263149. The next prime is 613224263189. The reversal of 613224263161 is 161362422316.

It is a cyclic number.

It is not a de Polignac number, because 613224263161 - 2⁵ = 613224263129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 613224263161.

It is not an unprimeable number, because it can be changed into a prime (613224263111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543156445 + ... + 543157573.

It is an arithmetic number, because the mean of its divisors is an integer number (20594250000).

Almost surely, 2^613224263161 is an apocalyptic number.

It is an amenable number.

613224263161 is a deficient number, since it is larger than the sum of its proper divisors (45791736839).

613224263161 is a wasteful number, since it uses less digits than its factorization.

613224263161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677.

The product of its digits is 62208, while the sum is 37.

Adding to 613224263161 its reverse (161362422316), we get a palindrome (774586685477).

The spelling of 613224263161 in words is "six hundred thirteen billion, two hundred twenty-four million, two hundred sixty-three thousand, one hundred sixty-one".