6425220624 has 40 divisors (see below), whose sum is σ = 16603333152. Its totient is φ = 2141114880.

The previous prime is 6425220623. The next prime is 6425220629. The reversal of 6425220624 is 4260225246.

It is not an unprimeable number, because it can be changed into a prime (6425220623) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 164419 + ... + 199709.

Almost surely, 2^6425220624 is an apocalyptic number.

It is an amenable number.

6425220624 is an abundant number, since it is smaller than the sum of its proper divisors (10178112528).

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

6425220624 is a wasteful number, since it uses less digits than its factorization.

6425220624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39095 (or 39089 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 6425220624 is about 80157.4739122934. The cubic root of 6425220624 is about 1859.0711653319.

The spelling of 6425220624 in words is "six billion, four hundred twenty-five million, two hundred twenty thousand, six hundred twenty-four".