8196434577 has 16 divisors (see below), whose sum is σ = 12371978880. Its totient is φ = 5361188976.

The previous prime is 8196434549. The next prime is 8196434579. The reversal of 8196434577 is 7754346918.

8196434577 is a `hidden beast` number, since 8 + 1 + 9 + 64 + 3 + 4 + 577 = 666.

It is not a de Polignac number, because 8196434577 - 2¹⁸ = 8196172433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8196434579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2862453 + ... + 2865314.

It is an arithmetic number, because the mean of its divisors is an integer number (773248680).

Almost surely, 2^8196434577 is an apocalyptic number.

It is an amenable number.

8196434577 is a deficient number, since it is larger than the sum of its proper divisors (4175544303).

8196434577 is a wasteful number, since it uses less digits than its factorization.

8196434577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5727829 (or 5727823 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 8196434577 is about 90534.1624857711. The cubic root of 8196434577 is about 2016.2373653159.

The spelling of 8196434577 in words is "eight billion, one hundred ninety-six million, four hundred thirty-four thousand, five hundred seventy-seven".