6425328515 has 16 divisors (see below), whose sum is σ = 8174611200. Its totient is φ = 4834678752.

The previous prime is 6425328473. The next prime is 6425328577. The reversal of 6425328515 is 5158235246.

It is a cyclic number.

It is not a de Polignac number, because 6425328515 - 2⁶ = 6425328451 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230087 + ... + 256496.

It is an arithmetic number, because the mean of its divisors is an integer number (510913200).

Almost surely, 2^6425328515 is an apocalyptic number.

6425328515 is a deficient number, since it is larger than the sum of its proper divisors (1749282685).

6425328515 is a wasteful number, since it uses less digits than its factorization.

6425328515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486746.

The product of its digits is 288000, while the sum is 41.

The square root of 6425328515 is about 80158.1469034807. The cubic root of 6425328515 is about 1859.0815709888.

The spelling of 6425328515 in words is "six billion, four hundred twenty-five million, three hundred twenty-eight thousand, five hundred fifteen".