6493272501 has 4 divisors (see below), whose sum is σ = 8657696672. Its totient is φ = 4328848332.

The previous prime is 6493272479. The next prime is 6493272503. The reversal of 6493272501 is 1052723946.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6493272501 - 2⁹ = 6493271989 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 6493272501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6493272503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082212081 + ... + 1082212086.

It is an arithmetic number, because the mean of its divisors is an integer number (2164424168).

Almost surely, 2^6493272501 is an apocalyptic number.

It is an amenable number.

6493272501 is a deficient number, since it is larger than the sum of its proper divisors (2164424171).

6493272501 is a wasteful number, since it uses less digits than its factorization.

6493272501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164424170.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 6493272501 is about 80580.8445041376. The cubic root of 6493272501 is about 1865.6114980710.

The spelling of 6493272501 in words is "six billion, four hundred ninety-three million, two hundred seventy-two thousand, five hundred one".