8470405065 has 16 divisors (see below), whose sum is σ = 13571155008. Its totient is φ = 4511380416.

The previous prime is 8470405049. The next prime is 8470405117. The reversal of 8470405065 is 5605040748.

It is not a de Polignac number, because 8470405065 - 2⁴ = 8470405049 is a prime.

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, 374199 + ... + 396188.

It is an arithmetic number, because the mean of its divisors is an integer number (848197188).

Almost surely, 2^8470405065 is an apocalyptic number.

It is an amenable number.

8470405065 is a deficient number, since it is larger than the sum of its proper divisors (5100749943).

8470405065 is a wasteful number, since it uses less digits than its factorization.

8470405065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771128.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 8470405065 is about 92034.8035527865. The cubic root of 8470405065 is about 2038.4562414739.

The spelling of 8470405065 in words is "eight billion, four hundred seventy million, four hundred five thousand, sixty-five".