8169355474 has 24 divisors (see below), whose sum is σ = 14876876160. Its totient is φ = 3295200576.

The previous prime is 8169355471. The next prime is 8169355511. The reversal of 8169355474 is 4745539618.

It is not an unprimeable number, because it can be changed into a prime (8169355471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1005514 + ... + 1013605.

It is an arithmetic number, because the mean of its divisors is an integer number (619869840).

Almost surely, 2^8169355474 is an apocalyptic number.

8169355474 is a deficient number, since it is larger than the sum of its proper divisors (6707520686).

8169355474 is a wasteful number, since it uses less digits than its factorization.

8169355474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019162 (or 2019145 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 52.

The square root of 8169355474 is about 90384.4869100887. The cubic root of 8169355474 is about 2014.0145233552.

The spelling of 8169355474 in words is "eight billion, one hundred sixty-nine million, three hundred fifty-five thousand, four hundred seventy-four".