6451879424 has 20 divisors (see below), whose sum is σ = 12891158544. Its totient is φ = 3225939456.

The previous prime is 6451879409. The next prime is 6451879453. The reversal of 6451879424 is 4249781546.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6300152 + ... + 6301175.

Almost surely, 2^6451879424 is an apocalyptic number.

6451879424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6451879424 is a deficient number, since it is larger than the sum of its proper divisors (6439279120).

6451879424 is an equidigital number, since it uses as much as digits as its factorization.

6451879424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12601345 (or 12601329 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The square root of 6451879424 is about 80323.5919515556. The cubic root of 6451879424 is about 1861.6387669278.

The spelling of 6451879424 in words is "six billion, four hundred fifty-one million, eight hundred seventy-nine thousand, four hundred twenty-four".