76586616609 has 8 divisors (see below), whose sum is σ = 104875367040. Its totient is φ = 49677805296.

The previous prime is 76586616571. The next prime is 76586616637. The reversal of 76586616609 is 90661668567.

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

It is not a de Polignac number, because 76586616609 - 2⁹ = 76586616097 is a prime.

It is a super-2 number, since 2×76586616609² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76586616679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344984649 + ... + 344984870.

It is an arithmetic number, because the mean of its divisors is an integer number (13109420880).

Almost surely, 2^76586616609 is an apocalyptic number.

It is an amenable number.

76586616609 is a deficient number, since it is larger than the sum of its proper divisors (28288750431).

76586616609 is a wasteful number, since it uses less digits than its factorization.

76586616609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689969559.

The product of its (nonzero) digits is 19595520, while the sum is 60.

It can be divided in two parts, 76 and 586616609, that added together give a palindrome (586616685).

The spelling of 76586616609 in words is "seventy-six billion, five hundred eighty-six million, six hundred sixteen thousand, six hundred nine".