366621552364704 has 1536 divisors, whose sum is σ = 1306342917734400. Its totient is φ = 87792388669440.

The previous prime is 366621552364693. The next prime is 366621552364757. The reversal of 366621552364704 is 407463255126663.

It is a happy number.

It is a super-2 number, since 2×366621552364704² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 363351389352 + ... + 363351390360.

It is an arithmetic number, because the mean of its divisors is an integer number (850483670400).

Almost surely, 2^{366621552364704} is an apocalyptic number.

366621552364704 is a gapful number since it is divisible by the number (34) 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 366621552364704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653171458867200).

366621552364704 is an abundant number, since it is smaller than the sum of its proper divisors (939721365369696).

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

366621552364704 is a wasteful number, since it uses less digits than its factorization.

366621552364704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583 (or 1549 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 60.

The spelling of 366621552364704 in words is "three hundred sixty-six trillion, six hundred twenty-one billion, five hundred fifty-two million, three hundred sixty-four thousand, seven hundred four".