336821500368 has 50 divisors (see below), whose sum is σ = 974859145634. Its totient is φ = 112273833024.

The previous prime is 336821500363. The next prime is 336821500381. The reversal of 336821500368 is 863005128633.

336821500368 is a `hidden beast` number, since 3 + 3 + 6 + 82 + 1 + 500 + 3 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 215433365904 + 121388134464 = 464148^2 + 348408^2 .

It is a super-2 number, since 2×336821500368² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336821500363) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 129945271 + ... + 129947862.

Almost surely, 2^336821500368 is an apocalyptic number.

It is an amenable number.

336821500368 is an abundant number, since it is smaller than the sum of its proper divisors (638037645266).

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

336821500368 is a wasteful number, since it uses less digits than its factorization.

336821500368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259893153 (or 259893138 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 336821500368 in words is "three hundred thirty-six billion, eight hundred twenty-one million, five hundred thousand, three hundred sixty-eight".