45174309647 has 2 divisors, whose sum is σ = 45174309648. Its totient is φ = 45174309646.

The previous prime is 45174309641. The next prime is 45174309667. The reversal of 45174309647 is 74690347154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45174309647 - 2²⁰ = 45173261071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45174309595 and 45174309604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45174309641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22587154823 + 22587154824.

It is an arithmetic number, because the mean of its divisors is an integer number (22587154824).

Almost surely, 2^45174309647 is an apocalyptic number.

45174309647 is a deficient number, since it is larger than the sum of its proper divisors (1).

45174309647 is an equidigital number, since it uses as much as digits as its factorization.

45174309647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 45174309647 in words is "forty-five billion, one hundred seventy-four million, three hundred nine thousand, six hundred forty-seven".