76655775073 has 2 divisors, whose sum is σ = 76655775074. Its totient is φ = 76655775072.

The previous prime is 76655775059. The next prime is 76655775107. The reversal of 76655775073 is 37057755667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76188696529 + 467078544 = 276023^2 + 21612^2 .

It is a cyclic number.

It is not a de Polignac number, because 76655775073 - 2⁵ = 76655775041 is a prime.

It is a super-2 number, since 2×76655775073² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76655774999 and 76655775017.

It is not a weakly prime, because it can be changed into another prime (76655775043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38327887536 + 38327887537.

It is an arithmetic number, because the mean of its divisors is an integer number (38327887537).

Almost surely, 2^76655775073 is an apocalyptic number.

It is an amenable number.

76655775073 is a deficient number, since it is larger than the sum of its proper divisors (1).

76655775073 is an equidigital number, since it uses as much as digits as its factorization.

76655775073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32413500, while the sum is 58.

The spelling of 76655775073 in words is "seventy-six billion, six hundred fifty-five million, seven hundred seventy-five thousand, seventy-three".