6251212146 has 16 divisors (see below), whose sum is σ = 12508451424. Its totient is φ = 2082732864.

The previous prime is 6251212141. The next prime is 6251212153. The reversal of 6251212146 is 6412121526.

It is not an unprimeable number, because it can be changed into a prime (6251212141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237591 + ... + 262586.

It is an arithmetic number, because the mean of its divisors is an integer number (781778214).

Almost surely, 2^6251212146 is an apocalyptic number.

6251212146 is an abundant number, since it is smaller than the sum of its proper divisors (6257239278).

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

6251212146 is a wasteful number, since it uses less digits than its factorization.

6251212146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502265.

The product of its digits is 5760, while the sum is 30.

The square root of 6251212146 is about 79064.6074169726. The cubic root of 6251212146 is about 1842.1348238638.

It can be divided in two parts, 6 and 251212146, that added together give a palindrome (251212152).

The spelling of 6251212146 in words is "six billion, two hundred fifty-one million, two hundred twelve thousand, one hundred forty-six".