8044534000 has 80 divisors (see below), whose sum is σ = 19488190176. Its totient is φ = 3211776000.

The previous prime is 8044533961. The next prime is 8044534019. The reversal of 8044534000 is 4354408.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 8044534000.

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, 1150515 + ... + 1157485.

Almost surely, 2^8044534000 is an apocalyptic number.

8044534000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8044534000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9744095088).

8044534000 is an abundant number, since it is smaller than the sum of its proper divisors (11443656176).

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

8044534000 is a wasteful number, since it uses less digits than its factorization.

8044534000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7571 (or 7555 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 8044534000 is about 89691.3262250035. The cubic root of 8044534000 is about 2003.7043015060.

Adding to 8044534000 its reverse (4354408), we get a palindrome (8048888408).

The spelling of 8044534000 in words is "eight billion, forty-four million, five hundred thirty-four thousand".