366663966720 has 224 divisors, whose sum is σ = 1174621780800. Its totient is φ = 97663057920.

The previous prime is 366663966679. The next prime is 366663966733. The reversal of 366663966720 is 27669366663.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 188128306 + ... + 188130254.

Almost surely, 2^366663966720 is an apocalyptic number.

366663966720 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 366663966720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587310890400).

366663966720 is an abundant number, since it is smaller than the sum of its proper divisors (807957814080).

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

366663966720 is a wasteful number, since it uses less digits than its factorization.

366663966720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3514 (or 3490 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 60.

The spelling of 366663966720 in words is "three hundred sixty-six billion, six hundred sixty-three million, nine hundred sixty-six thousand, seven hundred twenty".