845318545 has 8 divisors (see below), whose sum is σ = 1028669760. Its totient is φ = 666729840.

The previous prime is 845318501. The next prime is 845318561. The reversal of 845318545 is 545813548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 845318545 - 2¹¹ = 845316497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190235 + ... + 1190944.

It is an arithmetic number, because the mean of its divisors is an integer number (128583720).

Almost surely, 2^845318545 is an apocalyptic number.

It is an amenable number.

845318545 is a deficient number, since it is larger than the sum of its proper divisors (183351215).

845318545 is a wasteful number, since it uses less digits than its factorization.

845318545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381255.

The product of its digits is 384000, while the sum is 43.

The square root of 845318545 is about 29074.3623317864. The cubic root of 845318545 is about 945.5259783853.

The spelling of 845318545 in words is "eight hundred forty-five million, three hundred eighteen thousand, five hundred forty-five".