45512231412 has 24 divisors (see below), whose sum is σ = 107780211616. Its totient is φ = 14944314528.

The previous prime is 45512231393. The next prime is 45512231417. The reversal of 45512231412 is 21413221554.

It is a self number, because there is not a number n which added to its sum of digits gives 45512231412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45512231417) 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, 28302823 + ... + 28304430.

Almost surely, 2^45512231412 is an apocalyptic number.

It is an amenable number.

45512231412 is an abundant number, since it is smaller than the sum of its proper divisors (62267980204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45512231412 is a wasteful number, since it uses less digits than its factorization.

45512231412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56607327 (or 56607325 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

Adding to 45512231412 its reverse (21413221554), we get a palindrome (66925452966).

The spelling of 45512231412 in words is "forty-five billion, five hundred twelve million, two hundred thirty-one thousand, four hundred twelve".