5251450012 has 12 divisors (see below), whose sum is σ = 9192525496. Its totient is φ = 2625014160.

The previous prime is 5251449977. The next prime is 5251450021. The reversal of 5251450012 is 2100541525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160914 + ... + 190777.

Almost surely, 2^5251450012 is an apocalyptic number.

It is an amenable number.

5251450012 is a deficient number, since it is larger than the sum of its proper divisors (3941075484).

5251450012 is a wasteful number, since it uses less digits than its factorization.

5251450012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355428 (or 355426 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 5251450012 is about 72466.8890735624. The cubic root of 5251450012 is about 1738.1733166143.

Adding to 5251450012 its reverse (2100541525), we get a palindrome (7351991537).

The spelling of 5251450012 in words is "five billion, two hundred fifty-one million, four hundred fifty thousand, twelve".