6424039125 has 160 divisors (see below), whose sum is σ = 13780386048. Its totient is φ = 2928830400.

The previous prime is 6424039109. The next prime is 6424039157. The reversal of 6424039125 is 5219304246.

It is a happy number.

6424039125 is a `hidden beast` number, since 6 + 4 + 240 + 391 + 25 = 666.

It is not a de Polignac number, because 6424039125 - 2⁴ = 6424039109 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6424039125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 17222439 + ... + 17222811.

Almost surely, 2^6424039125 is an apocalyptic number.

It is an amenable number.

6424039125 is an abundant number, since it is smaller than the sum of its proper divisors (7356346923).

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

6424039125 is an frugal number, since it uses more digits than its factorization.

6424039125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 6424039125 is about 80150.1037117233. The cubic root of 6424039125 is about 1858.9572068393.

The spelling of 6424039125 in words is "six billion, four hundred twenty-four million, thirty-nine thousand, one hundred twenty-five".