45717147187 has 2 divisors, whose sum is σ = 45717147188. Its totient is φ = 45717147186.

The previous prime is 45717147163. The next prime is 45717147193. The reversal of 45717147187 is 78174171754.

It is a happy number.

45717147187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45717147187 - 2⁷ = 45717147059 is a prime.

It is not a weakly prime, because it can be changed into another prime (45717147107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22858573593 + 22858573594.

It is an arithmetic number, because the mean of its divisors is an integer number (22858573594).

Almost surely, 2^45717147187 is an apocalyptic number.

45717147187 is a deficient number, since it is larger than the sum of its proper divisors (1).

45717147187 is an equidigital number, since it uses as much as digits as its factorization.

45717147187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536640, while the sum is 52.

The spelling of 45717147187 in words is "forty-five billion, seven hundred seventeen million, one hundred forty-seven thousand, one hundred eighty-seven".