336166204221640 has 128 divisors (see below), whose sum is σ = 850500384652800. Its totient is φ = 118652462438400.

The previous prime is 336166204221623. The next prime is 336166204221677. The reversal of 336166204221640 is 46122402661633.

It is a happy number.

It is a super-2 number, since 2×336166204221640² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10509165 + ... + 27978115.

It is an arithmetic number, because the mean of its divisors is an integer number (6644534255100).

Almost surely, 2^{336166204221640} 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 336166204221640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425250192326400).

336166204221640 is an abundant number, since it is smaller than the sum of its proper divisors (514334180431160).

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

336166204221640 is a wasteful number, since it uses less digits than its factorization.

336166204221640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17470607 (or 17470603 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 336166204221640 in words is "three hundred thirty-six trillion, one hundred sixty-six billion, two hundred four million, two hundred twenty-one thousand, six hundred forty".