45508217945 has 8 divisors (see below), whose sum is σ = 54629033280. Its totient is φ = 36393793200.

The previous prime is 45508217939. The next prime is 45508217957. The reversal of 45508217945 is 54971280554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45508217945 - 2⁴ = 45508217929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45508217893 and 45508217902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581965 + ... + 1610474.

It is an arithmetic number, because the mean of its divisors is an integer number (6828629160).

Almost surely, 2^45508217945 is an apocalyptic number.

It is an amenable number.

45508217945 is a deficient number, since it is larger than the sum of its proper divisors (9120815335).

45508217945 is a wasteful number, since it uses less digits than its factorization.

45508217945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195295.

The product of its (nonzero) digits is 2016000, while the sum is 50.

The spelling of 45508217945 in words is "forty-five billion, five hundred eight million, two hundred seventeen thousand, nine hundred forty-five".