76987428611 has 2 divisors, whose sum is σ = 76987428612. Its totient is φ = 76987428610.

The previous prime is 76987428599. The next prime is 76987428647. The reversal of 76987428611 is 11682478967.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76987428611 is a prime.

It is not a weakly prime, because it can be changed into another prime (76987428691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38493714305 + 38493714306.

It is an arithmetic number, because the mean of its divisors is an integer number (38493714306).

Almost surely, 2^76987428611 is an apocalyptic number.

76987428611 is a deficient number, since it is larger than the sum of its proper divisors (1).

76987428611 is an equidigital number, since it uses as much as digits as its factorization.

76987428611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8128512, while the sum is 59.

The spelling of 76987428611 in words is "seventy-six billion, nine hundred eighty-seven million, four hundred twenty-eight thousand, six hundred eleven".