6725247750 has 320 divisors, whose sum is σ = 20644303680. Its totient is φ = 1623628800.

The previous prime is 6725247721. The next prime is 6725247827. The reversal of 6725247750 is 577425276.

6725247750 is a `hidden beast` number, since 6 + 7 + 2 + 524 + 77 + 50 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 6725247696 and 6725247705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 15531534 + ... + 15531966.

It is an arithmetic number, because the mean of its divisors is an integer number (64513449).

Almost surely, 2^6725247750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6725247750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10322151840).

6725247750 is an abundant number, since it is smaller than the sum of its proper divisors (13919055930).

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

6725247750 is a wasteful number, since it uses less digits than its factorization.

6725247750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The square root of 6725247750 is about 82007.6078787816. The cubic root of 6725247750 is about 1887.5686801610.

The spelling of 6725247750 in words is "six billion, seven hundred twenty-five million, two hundred forty-seven thousand, seven hundred fifty".