366213646361 has 8 divisors (see below), whose sum is σ = 386818316544. Its totient is φ = 346158434160.

The previous prime is 366213646321. The next prime is 366213646411. The reversal of 366213646361 is 163646312663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 366213646361 - 2¹⁰ = 366213645337 is a prime.

It is a super-2 number, since 2×366213646361² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (366213646321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137363126 + ... + 137365791.

It is an arithmetic number, because the mean of its divisors is an integer number (48352289568).

Almost surely, 2^366213646361 is an apocalyptic number.

366213646361 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

366213646361 is a deficient number, since it is larger than the sum of its proper divisors (20604670183).

366213646361 is a wasteful number, since it uses less digits than its factorization.

366213646361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274728991.

The product of its digits is 1679616, while the sum is 47.

The spelling of 366213646361 in words is "three hundred sixty-six billion, two hundred thirteen million, six hundred forty-six thousand, three hundred sixty-one".