8461727506 has 8 divisors (see below), whose sum is σ = 13035634380. Its totient is φ = 4116516048.

The previous prime is 8461727489. The next prime is 8461727507. The reversal of 8461727506 is 6057271648.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7999692481 + 462035025 = 89441^2 + 21495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (8461727507) 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 3 ways as a sum of consecutive naturals, for example, 57173761 + ... + 57173908.

Almost surely, 2^8461727506 is an apocalyptic number.

8461727506 is a deficient number, since it is larger than the sum of its proper divisors (4573906874).

8461727506 is a wasteful number, since it uses less digits than its factorization.

8461727506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114347708.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 8461727506 is about 91987.6486600239. The cubic root of 8461727506 is about 2037.7599005834.

The spelling of 8461727506 in words is "eight billion, four hundred sixty-one million, seven hundred twenty-seven thousand, five hundred six".