45840952218 has 16 divisors (see below), whose sum is σ = 91770157440. Its totient is φ = 15265608576.

The previous prime is 45840952211. The next prime is 45840952237. The reversal of 45840952218 is 81225904854.

It is a super-3 number, since 3×45840952218³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (45840952211) 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 7 ways as a sum of consecutive naturals, for example, 3670455 + ... + 3682922.

It is an arithmetic number, because the mean of its divisors is an integer number (5735634840).

Almost surely, 2^45840952218 is an apocalyptic number.

45840952218 is an abundant number, since it is smaller than the sum of its proper divisors (45929205222).

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

45840952218 is a wasteful number, since it uses less digits than its factorization.

45840952218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354421.

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 45840952218 in words is "forty-five billion, eight hundred forty million, nine hundred fifty-two thousand, two hundred eighteen".