8157467466 has 12 divisors (see below), whose sum is σ = 17674512882. Its totient is φ = 2719155816.

The previous prime is 8157467447. The next prime is 8157467473. The reversal of 8157467466 is 6647647518.

8157467466 is a `hidden beast` number, since 8 + 1 + 574 + 6 + 7 + 4 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4862133441 + 3295334025 = 69729^2 + 57405^2 .

It is a super-2 number, since 2×8157467466² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226596301 + ... + 226596336.

Almost surely, 2^8157467466 is an apocalyptic number.

8157467466 is an abundant number, since it is smaller than the sum of its proper divisors (9517045416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8157467466 is a wasteful number, since it uses less digits than its factorization.

8157467466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453192645 (or 453192642 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 54.

The square root of 8157467466 is about 90318.6994259771. The cubic root of 8157467466 is about 2013.0371209163.

The spelling of 8157467466 in words is "eight billion, one hundred fifty-seven million, four hundred sixty-seven thousand, four hundred sixty-six".