64366650 has 120 divisors (see below), whose sum is σ = 186889824. Its totient is φ = 16394400.

The previous prime is 64366609. The next prime is 64366667. The reversal of 64366650 is 5666346.

64366650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 92805 + ... + 93495.

Almost surely, 2^64366650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64366650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93444912).

64366650 is an abundant number, since it is smaller than the sum of its proper divisors (122523174).

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

64366650 is a wasteful number, since it uses less digits than its factorization.

64366650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 724 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 64366650 is about 8022.8828983103. The cubic root of 64366650 is about 400.7624001086.

The spelling of 64366650 in words is "sixty-four million, three hundred sixty-six thousand, six hundred fifty".