8541516012 has 12 divisors (see below), whose sum is σ = 19930204056. Its totient is φ = 2847172000.

The previous prime is 8541515993. The next prime is 8541516031. The reversal of 8541516012 is 2106151458.

It is an interprime number because it is at equal distance from previous prime (8541515993) and next prime (8541516031).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355896489 + ... + 355896512.

It is an arithmetic number, because the mean of its divisors is an integer number (1660850338).

Almost surely, 2^8541516012 is an apocalyptic number.

It is an amenable number.

8541516012 is an abundant number, since it is smaller than the sum of its proper divisors (11388688044).

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

8541516012 is a wasteful number, since it uses less digits than its factorization.

8541516012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711793008 (or 711793006 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 8541516012 is about 92420.3225053884. The cubic root of 8541516012 is about 2044.1447843668.

The spelling of 8541516012 in words is "eight billion, five hundred forty-one million, five hundred sixteen thousand, twelve".