361618330161 has 12 divisors (see below), whose sum is σ = 529975073936. Its totient is φ = 219162624120.

The previous prime is 361618330141. The next prime is 361618330181. The reversal of 361618330161 is 161033816163.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (361618330141) and next prime (361618330181).

It is not a de Polignac number, because 361618330161 - 2¹⁸ = 361618068017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (361618330141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 498096511 + ... + 498097236.

Almost surely, 2^361618330161 is an apocalyptic number.

It is an amenable number.

361618330161 is a deficient number, since it is larger than the sum of its proper divisors (168356743775).

361618330161 is a wasteful number, since it uses less digits than its factorization.

361618330161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996193772 (or 996193761 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 361618330161 in words is "three hundred sixty-one billion, six hundred eighteen million, three hundred thirty thousand, one hundred sixty-one".