366643618560 has 432 divisors, whose sum is σ = 1382149120800. Its totient is φ = 92017852416.

The previous prime is 366643618529. The next prime is 366643618567. The reversal of 366643618560 is 65816346663.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 366643618497 and 366643618506.

It is not an unprimeable number, because it can be changed into a prime (366643618567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9969486 + ... + 10006194.

Almost surely, 2^366643618560 is an apocalyptic number.

366643618560 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366643618560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691074560400).

366643618560 is an abundant number, since it is smaller than the sum of its proper divisors (1015505502240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

366643618560 is a wasteful number, since it uses less digits than its factorization.

366643618560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36773 (or 36736 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 366643618560 in words is "three hundred sixty-six billion, six hundred forty-three million, six hundred eighteen thousand, five hundred sixty".