45505050077 has 2 divisors, whose sum is σ = 45505050078. Its totient is φ = 45505050076.

The previous prime is 45505050037. The next prime is 45505050083. The reversal of 45505050077 is 77005050554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24946938916 + 20558111161 = 157946^2 + 143381^2 .

It is a cyclic number.

It is not a de Polignac number, because 45505050077 - 2⁶ = 45505050013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45505050077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45505050037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22752525038 + 22752525039.

It is an arithmetic number, because the mean of its divisors is an integer number (22752525039).

Almost surely, 2^45505050077 is an apocalyptic number.

It is an amenable number.

45505050077 is a deficient number, since it is larger than the sum of its proper divisors (1).

45505050077 is an equidigital number, since it uses as much as digits as its factorization.

45505050077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122500, while the sum is 38.

The spelling of 45505050077 in words is "forty-five billion, five hundred five million, fifty thousand, seventy-seven".