45445222232 has 8 divisors (see below), whose sum is σ = 85209791700. Its totient is φ = 22722611112.

The previous prime is 45445222211. The next prime is 45445222253. The reversal of 45445222232 is 23222254454.

It is an interprime number because it is at equal distance from previous prime (45445222211) and next prime (45445222253).

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 45445222192 and 45445222201.

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 as a sum of consecutive naturals, namely, 2840326382 + ... + 2840326397.

Almost surely, 2^45445222232 is an apocalyptic number.

It is an amenable number.

45445222232 is a deficient number, since it is larger than the sum of its proper divisors (39764569468).

45445222232 is a wasteful number, since it uses less digits than its factorization.

45445222232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680652785 (or 5680652781 counting only the distinct ones).

The product of its digits is 153600, while the sum is 35.

Adding to 45445222232 its reverse (23222254454), we get a palindrome (68667476686).

The spelling of 45445222232 in words is "forty-five billion, four hundred forty-five million, two hundred twenty-two thousand, two hundred thirty-two".