44898689844 has 18 divisors (see below), whose sum is σ = 113493910530. Its totient is φ = 14966229936.

The previous prime is 44898689813. The next prime is 44898689881.

44898689844 is a `hidden beast` number, since 4 + 489 + 8 + 68 + 9 + 84 + 4 = 666.

44898689844 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 26102279844 + 18796410000 = 161562^2 + 137100^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 623592879 + ... + 623592950.

Almost surely, 2^44898689844 is an apocalyptic number.

It is an amenable number.

44898689844 is an abundant number, since it is smaller than the sum of its proper divisors (68595220686).

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

44898689844 is a wasteful number, since it uses less digits than its factorization.

44898689844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247185839 (or 1247185834 counting only the distinct ones).

The product of its digits is 509607936, while the sum is 72.

The spelling of 44898689844 in words is "forty-four billion, eight hundred ninety-eight million, six hundred eighty-nine thousand, eight hundred forty-four".