8461366236 has 36 divisors (see below), whose sum is σ = 21391270992. Its totient is φ = 2820083904.

The previous prime is 8461366231. The next prime is 8461366241. The reversal of 8461366236 is 6326631648.

8461366236 is a `hidden beast` number, since 8 + 4 + 6 + 13 + 6 + 623 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (8461366231) and next prime (8461366241).

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 8461366191 and 8461366200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8461366231) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 471321 + ... + 488943.

It is an arithmetic number, because the mean of its divisors is an integer number (594201972).

Almost surely, 2^8461366236 is an apocalyptic number.

It is an amenable number.

8461366236 is an abundant number, since it is smaller than the sum of its proper divisors (12929904756).

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

8461366236 is a wasteful number, since it uses less digits than its factorization.

8461366236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30970 (or 30965 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 8461366236 is about 91985.6849515184. The cubic root of 8461366236 is about 2037.7308997284.

The spelling of 8461366236 in words is "eight billion, four hundred sixty-one million, three hundred sixty-six thousand, two hundred thirty-six".