8501547012 has 96 divisors (see below), whose sum is σ = 23514537984. Its totient is φ = 2339366400.

The previous prime is 8501547011. The next prime is 8501547031. The reversal of 8501547012 is 2107451058.

It is a super-2 number, since 2×8501547012² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8501547011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 541708 + ... + 557180.

It is an arithmetic number, because the mean of its divisors is an integer number (244943104).

Almost surely, 2^8501547012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8501547012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11757268992).

8501547012 is an abundant number, since it is smaller than the sum of its proper divisors (15012990972).

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

8501547012 is a wasteful number, since it uses less digits than its factorization.

8501547012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15729 (or 15727 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 8501547012 is about 92203.8340417577. The cubic root of 8501547012 is about 2040.9513546133.

The spelling of 8501547012 in words is "eight billion, five hundred one million, five hundred forty-seven thousand, twelve".