4251512012 has 24 divisors (see below), whose sum is σ = 8139942720. Its totient is φ = 1926929360.

The previous prime is 4251512011. The next prime is 4251512017. The reversal of 4251512012 is 2102151524.

It is not an unprimeable number, because it can be changed into a prime (4251512011) 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, 123962 + ... + 154497.

It is an arithmetic number, because the mean of its divisors is an integer number (339164280).

Almost surely, 2^4251512012 is an apocalyptic number.

It is an amenable number.

4251512012 is a deficient number, since it is larger than the sum of its proper divisors (3888430708).

4251512012 is a wasteful number, since it uses less digits than its factorization.

4251512012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278821 (or 278819 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4251512012 is about 65203.6196234534. The cubic root of 4251512012 is about 1619.9979693111.

Adding to 4251512012 its reverse (2102151524), we get a palindrome (6353663536).

The spelling of 4251512012 in words is "four billion, two hundred fifty-one million, five hundred twelve thousand, twelve".