44509474918 has 8 divisors (see below), whose sum is σ = 66765920760. Its totient is φ = 22254168000.

The previous prime is 44509474901. The next prime is 44509474943. The reversal of 44509474918 is 81947490544.

It is a happy number.

44509474918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×44509474918² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179208 + ... + 348043.

It is an arithmetic number, because the mean of its divisors is an integer number (8345740095).

Almost surely, 2^44509474918 is an apocalyptic number.

44509474918 is a deficient number, since it is larger than the sum of its proper divisors (22256445842).

44509474918 is a wasteful number, since it uses less digits than its factorization.

44509474918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569462.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 44509474918 in words is "forty-four billion, five hundred nine million, four hundred seventy-four thousand, nine hundred eighteen".