8418472705 has 16 divisors (see below), whose sum is σ = 10433738304. Its totient is φ = 6516659520.

The previous prime is 8418472663. The next prime is 8418472729. The reversal of 8418472705 is 5072748148.

It is not a de Polignac number, because 8418472705 - 2⁷ = 8418472577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159966 + ... + 205975.

It is an arithmetic number, because the mean of its divisors is an integer number (652108644).

Almost surely, 2^8418472705 is an apocalyptic number.

It is an amenable number.

8418472705 is a deficient number, since it is larger than the sum of its proper divisors (2015265599).

8418472705 is a wasteful number, since it uses less digits than its factorization.

8418472705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366096.

The product of its (nonzero) digits is 501760, while the sum is 46.

The square root of 8418472705 is about 91752.2354223591. The cubic root of 8418472705 is about 2034.2817488299.

The spelling of 8418472705 in words is "eight billion, four hundred eighteen million, four hundred seventy-two thousand, seven hundred five".