45855415578 has 16 divisors (see below), whose sum is σ = 104812378560. Its totient is φ = 13101547296.

The previous prime is 45855415577. The next prime is 45855415597. The reversal of 45855415578 is 87551455854.

It is not an unprimeable number, because it can be changed into a prime (45855415577) 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 7 ways as a sum of consecutive naturals, for example, 545897763 + ... + 545897846.

It is an arithmetic number, because the mean of its divisors is an integer number (6550773660).

Almost surely, 2^45855415578 is an apocalyptic number.

45855415578 is an abundant number, since it is smaller than the sum of its proper divisors (58956962982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45855415578 is a wasteful number, since it uses less digits than its factorization.

45855415578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091795621.

The product of its digits is 22400000, while the sum is 57.

The spelling of 45855415578 in words is "forty-five billion, eight hundred fifty-five million, four hundred fifteen thousand, five hundred seventy-eight".