2451222454412 has 12 divisors (see below), whose sum is σ = 4290706663320. Its totient is φ = 1225306264896.

The previous prime is 2451222454411. The next prime is 2451222454433. The reversal of 2451222454412 is 2144542221542.

It is not an unprimeable number, because it can be changed into a prime (2451222454411) 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 3 ways as a sum of consecutive naturals, for example, 76222493 + ... + 76254644.

It is an arithmetic number, because the mean of its divisors is an integer number (357558888610).

Almost surely, 2^{2451222454412} is an apocalyptic number.

It is an amenable number.

2451222454412 is a deficient number, since it is larger than the sum of its proper divisors (1839484208908).

2451222454412 is a wasteful number, since it uses less digits than its factorization.

2451222454412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152481160 (or 152481158 counting only the distinct ones).

The product of its digits is 204800, while the sum is 38.

Adding to 2451222454412 its reverse (2144542221542), we get a palindrome (4595764675954).

The spelling of 2451222454412 in words is "two trillion, four hundred fifty-one billion, two hundred twenty-two million, four hundred fifty-four thousand, four hundred twelve".