8399476977 has 8 divisors (see below), whose sum is σ = 11858085216. Its totient is φ = 5270260032.

The previous prime is 8399476961. The next prime is 8399476979. The reversal of 8399476977 is 7796749938.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8399476977 - 2⁴ = 8399476961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8399476979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82347763 + ... + 82347864.

It is an arithmetic number, because the mean of its divisors is an integer number (1482260652).

Almost surely, 2^8399476977 is an apocalyptic number.

It is an amenable number.

8399476977 is a deficient number, since it is larger than the sum of its proper divisors (3458608239).

8399476977 is a wasteful number, since it uses less digits than its factorization.

8399476977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164695647.

The product of its digits is 144027072, while the sum is 69.

The square root of 8399476977 is about 91648.6605303100. The cubic root of 8399476977 is about 2032.7505223832.

The spelling of 8399476977 in words is "eight billion, three hundred ninety-nine million, four hundred seventy-six thousand, nine hundred seventy-seven".