45549193247 has 2 divisors, whose sum is σ = 45549193248. Its totient is φ = 45549193246.

The previous prime is 45549193229. The next prime is 45549193301. The reversal of 45549193247 is 74239194554.

45549193247 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 is a cyclic number.

It is not a de Polignac number, because 45549193247 - 2⁸ = 45549192991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45549103247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22774596623 + 22774596624.

It is an arithmetic number, because the mean of its divisors is an integer number (22774596624).

Almost surely, 2^45549193247 is an apocalyptic number.

45549193247 is a deficient number, since it is larger than the sum of its proper divisors (1).

45549193247 is an equidigital number, since it uses as much as digits as its factorization.

45549193247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5443200, while the sum is 53.

The spelling of 45549193247 in words is "forty-five billion, five hundred forty-nine million, one hundred ninety-three thousand, two hundred forty-seven".