45917725018 has 8 divisors (see below), whose sum is σ = 75138095520. Its totient is φ = 20871693180.

The previous prime is 45917725013. The next prime is 45917725043. The reversal of 45917725018 is 81052771954.

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

It is not an unprimeable number, because it can be changed into a prime (45917725013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1043584638 + ... + 1043584681.

It is an arithmetic number, because the mean of its divisors is an integer number (9392261940).

Almost surely, 2^45917725018 is an apocalyptic number.

45917725018 is a deficient number, since it is larger than the sum of its proper divisors (29220370502).

45917725018 is a wasteful number, since it uses less digits than its factorization.

45917725018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087169332.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 45917725018 in words is "forty-five billion, nine hundred seventeen million, seven hundred twenty-five thousand, eighteen".