6251272530 has 16 divisors (see below), whose sum is σ = 15003054144. Its totient is φ = 1667006000.

The previous prime is 6251272529. The next prime is 6251272537. The reversal of 6251272530 is 352721526.

It is a junction number, because it is equal to n+sod(n) for n = 6251272491 and 6251272500.

It is not an unprimeable number, because it can be changed into a prime (6251272537) 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 7 ways as a sum of consecutive naturals, for example, 104187846 + ... + 104187905.

It is an arithmetic number, because the mean of its divisors is an integer number (937690884).

Almost surely, 2^6251272530 is an apocalyptic number.

6251272530 is an abundant number, since it is smaller than the sum of its proper divisors (8751781614).

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

6251272530 is a wasteful number, since it uses less digits than its factorization.

6251272530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208375761.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 6251272530 is about 79064.9892809706. The cubic root of 6251272530 is about 1842.1407552527.

The spelling of 6251272530 in words is "six billion, two hundred fifty-one million, two hundred seventy-two thousand, five hundred thirty".