45384722645 has 6 divisors (see below), whose sum is σ = 54462238818. Its totient is φ = 36307397024.

The previous prime is 45384722611. The next prime is 45384722657. The reversal of 45384722645 is 54622748354.

It can be written as a sum of positive squares in 3 ways, for example, as 27822907204 + 17561815441 = 166802^2 + 132521^2 .

It is not a de Polignac number, because 45384722645 - 2¹⁴ = 45384706261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45384722593 and 45384722602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 428729 + ... + 524001.

It is an arithmetic number, because the mean of its divisors is an integer number (9077039803).

Almost surely, 2^45384722645 is an apocalyptic number.

It is an amenable number.

45384722645 is a deficient number, since it is larger than the sum of its proper divisors (9077516173).

45384722645 is an frugal number, since it uses more digits than its factorization.

45384722645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190551 (or 95278 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 50.

The spelling of 45384722645 in words is "forty-five billion, three hundred eighty-four million, seven hundred twenty-two thousand, six hundred forty-five".