6450060066 has 32 divisors (see below), whose sum is σ = 13675765248. Its totient is φ = 2021057280.

The previous prime is 6450060053. The next prime is 6450060109. The reversal of 6450060066 is 6600600546.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45231 + ... + 122253.

It is an arithmetic number, because the mean of its divisors is an integer number (427367664).

Almost surely, 2^6450060066 is an apocalyptic number.

6450060066 is an abundant number, since it is smaller than the sum of its proper divisors (7225705182).

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

6450060066 is a wasteful number, since it uses less digits than its factorization.

6450060066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77866.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 6450060066 is about 80312.2659747563. The cubic root of 6450060066 is about 1861.4637633578.

The spelling of 6450060066 in words is "six billion, four hundred fifty million, sixty thousand, sixty-six".