8747376444 has 18 divisors (see below), whose sum is σ = 22111423880. Its totient is φ = 2915792136.

The previous prime is 8747376439. The next prime is 8747376457. The reversal of 8747376444 is 4446737478.

It is a happy number.

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

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121491304 + ... + 121491375.

Almost surely, 2^8747376444 is an apocalyptic number.

It is an amenable number.

8747376444 is an abundant number, since it is smaller than the sum of its proper divisors (13364047436).

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

8747376444 is a wasteful number, since it uses less digits than its factorization.

8747376444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242982689 (or 242982684 counting only the distinct ones).

The product of its digits is 12644352, while the sum is 54.

The square root of 8747376444 is about 93527.4101213115. The cubic root of 8747376444 is about 2060.4366784071.

The spelling of 8747376444 in words is "eight billion, seven hundred forty-seven million, three hundred seventy-six thousand, four hundred forty-four".