6386650452 has 72 divisors (see below), whose sum is σ = 19869589376. Its totient is φ = 1684390464.

The previous prime is 6386650399. The next prime is 6386650489. The reversal of 6386650452 is 2540566836.

6386650452 is a `hidden beast` number, since 6 + 38 + 66 + 504 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6386650398 and 6386650407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 971488 + ... + 978039.

Almost surely, 2^6386650452 is an apocalyptic number.

It is an amenable number.

6386650452 is an abundant number, since it is smaller than the sum of its proper divisors (13482938924).

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

6386650452 is a wasteful number, since it uses less digits than its factorization.

6386650452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949557 (or 1949552 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The square root of 6386650452 is about 79916.5217711582. The cubic root of 6386650452 is about 1855.3437366703.

The spelling of 6386650452 in words is "six billion, three hundred eighty-six million, six hundred fifty thousand, four hundred fifty-two".