45012133222444 has 24 divisors (see below), whose sum is σ = 79146785829888. Its totient is φ = 22398771852240.

The previous prime is 45012133222421. The next prime is 45012133222451. The reversal of 45012133222444 is 44422233121054.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29974329 + ... + 31440175.

It is an arithmetic number, because the mean of its divisors is an integer number (3297782742912).

Almost surely, 2^{45012133222444} is an apocalyptic number.

It is an amenable number.

45012133222444 is a deficient number, since it is larger than the sum of its proper divisors (34134652607444).

45012133222444 is a wasteful number, since it uses less digits than its factorization.

45012133222444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502445 (or 1502443 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 45012133222444 its reverse (44422233121054), we get a palindrome (89434366343498).

The spelling of 45012133222444 in words is "forty-five trillion, twelve billion, one hundred thirty-three million, two hundred twenty-two thousand, four hundred forty-four".