451622500412 has 12 divisors (see below), whose sum is σ = 836829927360. Its totient is φ = 212528235456.

The previous prime is 451622500391. The next prime is 451622500423. The reversal of 451622500412 is 214005226154.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3320753612 + ... + 3320753747.

It is an arithmetic number, because the mean of its divisors is an integer number (69735827280).

Almost surely, 2^451622500412 is an apocalyptic number.

It is an amenable number.

451622500412 is a deficient number, since it is larger than the sum of its proper divisors (385207426948).

451622500412 is a wasteful number, since it uses less digits than its factorization.

451622500412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641507380 (or 6641507378 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 451622500412 its reverse (214005226154), we get a palindrome (665627726566).

The spelling of 451622500412 in words is "four hundred fifty-one billion, six hundred twenty-two million, five hundred thousand, four hundred twelve".