6450376608 has 72 divisors (see below), whose sum is σ = 19754289828. Its totient is φ = 1984730112.

The previous prime is 6450376577. The next prime is 6450376631. The reversal of 6450376608 is 8066730546.

6450376608 is a `hidden beast` number, since 6 + 4 + 5 + 0 + 37 + 6 + 608 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6085872144 + 364504464 = 78012^2 + 19092^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857685 + ... + 865172.

Almost surely, 2^6450376608 is an apocalyptic number.

It is an amenable number.

6450376608 is an abundant number, since it is smaller than the sum of its proper divisors (13303913220).

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

6450376608 is a wasteful number, since it uses less digits than its factorization.

6450376608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722886 (or 1722875 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 6450376608 is about 80314.2366458152. The cubic root of 6450376608 is about 1861.4942138145.

The spelling of 6450376608 in words is "six billion, four hundred fifty million, three hundred seventy-six thousand, six hundred eight".