6425032864 has 12 divisors (see below), whose sum is σ = 12649283514. Its totient is φ = 3212516416.

The previous prime is 6425032849. The next prime is 6425032927. The reversal of 6425032864 is 4682305246.

It can be written as a sum of positive squares in only one way, i.e., 4394629264 + 2030403600 = 66292^2 + 45060^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100391107 + ... + 100391170.

Almost surely, 2^6425032864 is an apocalyptic number.

It is an amenable number.

6425032864 is a deficient number, since it is larger than the sum of its proper divisors (6224250650).

6425032864 is a wasteful number, since it uses less digits than its factorization.

6425032864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200782287 (or 200782279 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The square root of 6425032864 is about 80156.3027091445. The cubic root of 6425032864 is about 1859.0530563505.

The spelling of 6425032864 in words is "six billion, four hundred twenty-five million, thirty-two thousand, eight hundred sixty-four".