366216612064 has 144 divisors (see below), whose sum is σ = 753459846048. Its totient is φ = 175192823808.

The previous prime is 366216612011. The next prime is 366216612121. The reversal of 366216612064 is 460216612663.

It is a super-2 number, since 2×366216612064² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 366216612064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1249885902 + ... + 1249886194.

It is an arithmetic number, because the mean of its divisors is an integer number (5232360042).

Almost surely, 2^366216612064 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 366216612064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376729923024).

366216612064 is an abundant number, since it is smaller than the sum of its proper divisors (387243233984).

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

366216612064 is a wasteful number, since it uses less digits than its factorization.

366216612064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 366216612064 in words is "three hundred sixty-six billion, two hundred sixteen million, six hundred twelve thousand, sixty-four".