6740221501 has 8 divisors (see below), whose sum is σ = 7259535360. Its totient is φ = 6221026992.

The previous prime is 6740221483. The next prime is 6740221511. The reversal of 6740221501 is 1051220476.

6740221501 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6740221501 - 2⁹ = 6740220989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6740221501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6740221511) 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, 112716 + ... + 161818.

It is an arithmetic number, because the mean of its divisors is an integer number (907441920).

Almost surely, 2^6740221501 is an apocalyptic number.

It is an amenable number.

6740221501 is a deficient number, since it is larger than the sum of its proper divisors (519313859).

6740221501 is a wasteful number, since it uses less digits than its factorization.

6740221501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59675.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 6740221501 is about 82098.8520078082. The cubic root of 6740221501 is about 1888.9685310811.

Adding to 6740221501 its reverse (1051220476), we get a palindrome (7791441977).

The spelling of 6740221501 in words is "six billion, seven hundred forty million, two hundred twenty-one thousand, five hundred one".