45429240193 has 2 divisors, whose sum is σ = 45429240194. Its totient is φ = 45429240192.

The previous prime is 45429240091. The next prime is 45429240203. The reversal of 45429240193 is 39104292454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41769958129 + 3659282064 = 204377^2 + 60492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45429240193 is a prime.

It is not a weakly prime, because it can be changed into another prime (45429243193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22714620096 + 22714620097.

It is an arithmetic number, because the mean of its divisors is an integer number (22714620097).

Almost surely, 2^45429240193 is an apocalyptic number.

It is an amenable number.

45429240193 is a deficient number, since it is larger than the sum of its proper divisors (1).

45429240193 is an equidigital number, since it uses as much as digits as its factorization.

45429240193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 45429240193 in words is "forty-five billion, four hundred twenty-nine million, two hundred forty thousand, one hundred ninety-three".