44847987444 has 48 divisors (see below), whose sum is σ = 125216607040. Its totient is φ = 13799380320.

The previous prime is 44847987427. The next prime is 44847987493. The reversal of 44847987444 is 44478974844.

44847987444 is a `hidden beast` number, since 4 + 48 + 4 + 79 + 87 + 444 = 666.

It is a super-2 number, since 2×44847987444² (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 15 ways as a sum of consecutive naturals, for example, 15970102 + ... + 15972909.

Almost surely, 2^44847987444 is an apocalyptic number.

It is an amenable number.

44847987444 is an abundant number, since it is smaller than the sum of its proper divisors (80368619596).

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

44847987444 is a wasteful number, since it uses less digits than its factorization.

44847987444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31943037 (or 31943029 counting only the distinct ones).

The product of its digits is 115605504, while the sum is 63.

The spelling of 44847987444 in words is "forty-four billion, eight hundred forty-seven million, nine hundred eighty-seven thousand, four hundred forty-four".