366944449663 has 16 divisors (see below), whose sum is σ = 404668329120. Its totient is φ = 329954688000.

The previous prime is 366944449637. The next prime is 366944449717.

366944449663 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 366944449663 - 2¹³ = 366944441471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 366944449595 and 366944449604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366944449363) 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, 957331 + ... + 1284667.

It is an arithmetic number, because the mean of its divisors is an integer number (25291770570).

Almost surely, 2^366944449663 is an apocalyptic number.

366944449663 is a deficient number, since it is larger than the sum of its proper divisors (37723879457).

366944449663 is a wasteful number, since it uses less digits than its factorization.

366944449663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328458.

The product of its digits is 241864704, while the sum is 64.

The spelling of 366944449663 in words is "three hundred sixty-six billion, nine hundred forty-four million, four hundred forty-nine thousand, six hundred sixty-three".