8516136213 has 48 divisors (see below), whose sum is σ = 14127946560. Its totient is φ = 4896778752.

The previous prime is 8516136173. The next prime is 8516136217. The reversal of 8516136213 is 3126316158.

8516136213 is a `hidden beast` number, since 8 + 5 + 16 + 13 + 621 + 3 = 666.

It is not a de Polignac number, because 8516136213 - 2⁶ = 8516136149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8516136217) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 261070 + ... + 291872.

It is an arithmetic number, because the mean of its divisors is an integer number (294332220).

Almost surely, 2^8516136213 is an apocalyptic number.

It is an amenable number.

8516136213 is a deficient number, since it is larger than the sum of its proper divisors (5611810347).

8516136213 is a wasteful number, since it uses less digits than its factorization.

8516136213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30978 (or 30975 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 8516136213 is about 92282.9139819501. The cubic root of 8516136213 is about 2042.1181553261.

The spelling of 8516136213 in words is "eight billion, five hundred sixteen million, one hundred thirty-six thousand, two hundred thirteen".