6725428446 has 32 divisors (see below), whose sum is σ = 15536821248. Its totient is φ = 1918125440.

The previous prime is 6725428427. The next prime is 6725428471. The reversal of 6725428446 is 6448245276.

It is a junction number, because it is equal to n+sod(n) for n = 6725428395 and 6725428404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2995950 + ... + 2998193.

It is an arithmetic number, because the mean of its divisors is an integer number (485525664).

Almost surely, 2^6725428446 is an apocalyptic number.

6725428446 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6725428446 is an abundant number, since it is smaller than the sum of its proper divisors (8811392802).

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

6725428446 is a wasteful number, since it uses less digits than its factorization.

6725428446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5994176.

The product of its digits is 2580480, while the sum is 48.

The square root of 6725428446 is about 82008.7095740446. The cubic root of 6725428446 is about 1887.5855852659.

The spelling of 6725428446 in words is "six billion, seven hundred twenty-five million, four hundred twenty-eight thousand, four hundred forty-six".