8709325477 has 4 divisors (see below), whose sum is σ = 8714423340. Its totient is φ = 8704227616.

The previous prime is 8709325453. The next prime is 8709325489. The reversal of 8709325477 is 7745239078.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5680033956 + 3029291521 = 75366^2 + 55039^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8709325477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8709325277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2546368 + ... + 2549785.

It is an arithmetic number, because the mean of its divisors is an integer number (2178605835).

Almost surely, 2^8709325477 is an apocalyptic number.

It is an amenable number.

8709325477 is a deficient number, since it is larger than the sum of its proper divisors (5097863).

8709325477 is a wasteful number, since it uses less digits than its factorization.

8709325477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097862.

The product of its (nonzero) digits is 2963520, while the sum is 52.

The square root of 8709325477 is about 93323.7669460465. The cubic root of 8709325477 is about 2057.4447121469. Note that the first 3 decimals are identical.

The spelling of 8709325477 in words is "eight billion, seven hundred nine million, three hundred twenty-five thousand, four hundred seventy-seven".