361166646661163 has 4 divisors (see below), whose sum is σ = 412761881898480. Its totient is φ = 309571411423848.

The previous prime is 361166646661103. The next prime is 361166646661279.

It is a happy number.

361166646661163 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 361166646661163 - 2³⁸ = 360891768754219 is a prime.

It is a super-3 number, since 3×361166646661163³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361166646661096 and 361166646661105.

It is not an unprimeable number, because it can be changed into a prime (361166646661103) 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, 25797617618648 + ... + 25797617618661.

It is an arithmetic number, because the mean of its divisors is an integer number (103190470474620).

Almost surely, 2^{361166646661163} is an apocalyptic number.

361166646661163 is a deficient number, since it is larger than the sum of its proper divisors (51595235237317).

361166646661163 is an equidigital number, since it uses as much as digits as its factorization.

361166646661163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51595235237316.

The product of its digits is 60466176, while the sum is 62.

The spelling of 361166646661163 in words is "three hundred sixty-one trillion, one hundred sixty-six billion, six hundred forty-six million, six hundred sixty-one thousand, one hundred sixty-three".