366856568945664 has 176 divisors, whose sum is σ = 1117517878099200. Its totient is φ = 104813843152896.

The previous prime is 366856568945663. The next prime is 366856568945729. The reversal of 366856568945664 is 466549865658663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366856568945663) 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, 1128560947 + ... + 1128885965.

Almost surely, 2^{366856568945664} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366856568945664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558758939049600).

366856568945664 is an abundant number, since it is smaller than the sum of its proper divisors (750661309153536).

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

366856568945664 is a wasteful number, since it uses less digits than its factorization.

366856568945664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377538 (or 377520 counting only the distinct ones).

The product of its digits is 161243136000, while the sum is 87.

The spelling of 366856568945664 in words is "three hundred sixty-six trillion, eight hundred fifty-six billion, five hundred sixty-eight million, nine hundred forty-five thousand, six hundred sixty-four".