6725701648 has 40 divisors (see below), whose sum is σ = 13132909440. Its totient is φ = 3336627840.

The previous prime is 6725701639. The next prime is 6725701649. The reversal of 6725701648 is 8461075276.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6725701598 and 6725701607.

It is not an unprimeable number, because it can be changed into a prime (6725701649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2286963 + ... + 2289901.

It is an arithmetic number, because the mean of its divisors is an integer number (328322736).

Almost surely, 2^6725701648 is an apocalyptic number.

It is an amenable number.

6725701648 is a deficient number, since it is larger than the sum of its proper divisors (6407207792).

6725701648 is a wasteful number, since it uses less digits than its factorization.

6725701648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 4009 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 6725701648 is about 82010.3752460626. The cubic root of 6725701648 is about 1887.6111442410.

The spelling of 6725701648 in words is "six billion, seven hundred twenty-five million, seven hundred one thousand, six hundred forty-eight".