6725834040 has 32 divisors (see below), whose sum is σ = 20177502480. Its totient is φ = 1793555712.

The previous prime is 6725833993. The next prime is 6725834051. The reversal of 6725834040 is 404385276.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6725834040.

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 in 7 ways as a sum of consecutive naturals, for example, 28024189 + ... + 28024428.

Almost surely, 2^6725834040 is an apocalyptic number.

6725834040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6725834040 is an abundant number, since it is smaller than the sum of its proper divisors (13451668440).

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

6725834040 is a wasteful number, since it uses less digits than its factorization.

6725834040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56048631 (or 56048627 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 6725834040 is about 82011.1824082545. The cubic root of 6725834040 is about 1887.6235297133.

The spelling of 6725834040 in words is "six billion, seven hundred twenty-five million, eight hundred thirty-four thousand, forty".