6725946240 has 512 divisors, whose sum is σ = 26046720000. Its totient is φ = 1630347264.

The previous prime is 6725946239. The next prime is 6725946257. The reversal of 6725946240 is 426495276.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17746371 + ... + 17746749.

It is an arithmetic number, because the mean of its divisors is an integer number (50872500).

Almost surely, 2^6725946240 is an apocalyptic number.

6725946240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6725946240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13023360000).

6725946240 is an abundant number, since it is smaller than the sum of its proper divisors (19320773760).

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

6725946240 is a wasteful number, since it uses less digits than its factorization.

6725946240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 6725946240 is about 82011.8664584583. The cubic root of 6725946240 is about 1887.6340260662.

The spelling of 6725946240 in words is "six billion, seven hundred twenty-five million, nine hundred forty-six thousand, two hundred forty".