47045545747 has 2 divisors, whose sum is σ = 47045545748. Its totient is φ = 47045545746.

The previous prime is 47045545741. The next prime is 47045545831. The reversal of 47045545747 is 74754554074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47045545747 - 2²⁷ = 46911328019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47045545694 and 47045545703.

It is not a weakly prime, because it can be changed into another prime (47045545741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23522772873 + 23522772874.

It is an arithmetic number, because the mean of its divisors is an integer number (23522772874).

Almost surely, 2^47045545747 is an apocalyptic number.

47045545747 is a deficient number, since it is larger than the sum of its proper divisors (1).

47045545747 is an equidigital number, since it uses as much as digits as its factorization.

47045545747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10976000, while the sum is 52.

The spelling of 47045545747 in words is "forty-seven billion, forty-five million, five hundred forty-five thousand, seven hundred forty-seven".