770627068891 has 2 divisors, whose sum is σ = 770627068892. Its totient is φ = 770627068890.

The previous prime is 770627068889. The next prime is 770627068919. The reversal of 770627068891 is 198860726077.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 770627068891 - 2¹ = 770627068889 is a prime.

Together with 770627068889, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (770627078891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385313534445 + 385313534446.

It is an arithmetic number, because the mean of its divisors is an integer number (385313534446).

Almost surely, 2^770627068891 is an apocalyptic number.

770627068891 is a deficient number, since it is larger than the sum of its proper divisors (1).

770627068891 is an equidigital number, since it uses as much as digits as its factorization.

770627068891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 61.

The spelling of 770627068891 in words is "seven hundred seventy billion, six hundred twenty-seven million, sixty-eight thousand, eight hundred ninety-one".