45728194177 has 2 divisors, whose sum is σ = 45728194178. Its totient is φ = 45728194176.

The previous prime is 45728194151. The next prime is 45728194219. The reversal of 45728194177 is 77149182754.

45728194177 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32803005456 + 12925188721 = 181116^2 + 113689^2 .

It is a cyclic number.

It is not a de Polignac number, because 45728194177 - 2¹¹ = 45728192129 is a prime.

It is not a weakly prime, because it can be changed into another prime (45728114177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22864097088 + 22864097089.

It is an arithmetic number, because the mean of its divisors is an integer number (22864097089).

Almost surely, 2^45728194177 is an apocalyptic number.

It is an amenable number.

45728194177 is a deficient number, since it is larger than the sum of its proper divisors (1).

45728194177 is an equidigital number, since it uses as much as digits as its factorization.

45728194177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3951360, while the sum is 55.

The spelling of 45728194177 in words is "forty-five billion, seven hundred twenty-eight million, one hundred ninety-four thousand, one hundred seventy-seven".