77588753089 has 2 divisors, whose sum is σ = 77588753090. Its totient is φ = 77588753088.

The previous prime is 77588753027. The next prime is 77588753119. The reversal of 77588753089 is 98035788577.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75895842064 + 1692911025 = 275492^2 + 41145^2 .

It is a cyclic number.

It is not a de Polignac number, because 77588753089 - 2¹¹ = 77588751041 is a prime.

It is not a weakly prime, because it can be changed into another prime (77588753009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38794376544 + 38794376545.

It is an arithmetic number, because the mean of its divisors is an integer number (38794376545).

Almost surely, 2^77588753089 is an apocalyptic number.

It is an amenable number.

77588753089 is a deficient number, since it is larger than the sum of its proper divisors (1).

77588753089 is an equidigital number, since it uses as much as digits as its factorization.

77588753089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118540800, while the sum is 67.

The spelling of 77588753089 in words is "seventy-seven billion, five hundred eighty-eight million, seven hundred fifty-three thousand, eighty-nine".