45618217323 has 12 divisors (see below), whose sum is σ = 70754786280. Its totient is φ = 26067552672.

The previous prime is 45618217321. The next prime is 45618217339. The reversal of 45618217323 is 32371281654.

It is not a de Polignac number, because 45618217323 - 2¹ = 45618217321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45618217321) 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 11 ways as a sum of consecutive naturals, for example, 155163858 + ... + 155164151.

It is an arithmetic number, because the mean of its divisors is an integer number (5896232190).

Almost surely, 2^45618217323 is an apocalyptic number.

45618217323 is a deficient number, since it is larger than the sum of its proper divisors (25136568957).

45618217323 is a wasteful number, since it uses less digits than its factorization.

45618217323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310328026 (or 310328019 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

Adding to 45618217323 its reverse (32371281654), we get a palindrome (77989498977).

The spelling of 45618217323 in words is "forty-five billion, six hundred eighteen million, two hundred seventeen thousand, three hundred twenty-three".