6350521648 has 20 divisors (see below), whose sum is σ = 12308612248. Its totient is φ = 3174105600.

The previous prime is 6350521643. The next prime is 6350521663. The reversal of 6350521648 is 8461250536.

It is a self number, because there is not a number n which added to its sum of digits gives 6350521648.

It is not an unprimeable number, because it can be changed into a prime (6350521643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25953 + ... + 115648.

Almost surely, 2^6350521648 is an apocalyptic number.

It is an amenable number.

6350521648 is a deficient number, since it is larger than the sum of its proper divisors (5958090600).

6350521648 is a wasteful number, since it uses less digits than its factorization.

6350521648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144412 (or 144406 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 6350521648 is about 79690.1602959864. The cubic root of 6350521648 is about 1851.8386053254.

The spelling of 6350521648 in words is "six billion, three hundred fifty million, five hundred twenty-one thousand, six hundred forty-eight".