8539628957 has 8 divisors (see below), whose sum is σ = 8625000384. Its totient is φ = 8454305088.

The previous prime is 8539628947. The next prime is 8539628959. The reversal of 8539628957 is 7598269358.

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

It is a cyclic number.

It is not a de Polignac number, because 8539628957 - 2⁶ = 8539628893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8539628957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8539628959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430418 + ... + 449820.

It is an arithmetic number, because the mean of its divisors is an integer number (1078125048).

Almost surely, 2^8539628957 is an apocalyptic number.

It is an amenable number.

8539628957 is a deficient number, since it is larger than the sum of its proper divisors (85371427).

8539628957 is a wasteful number, since it uses less digits than its factorization.

8539628957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23779.

The product of its digits is 32659200, while the sum is 62.

The square root of 8539628957 is about 92410.1128502720. The cubic root of 8539628957 is about 2043.9942374094.

The spelling of 8539628957 in words is "eight billion, five hundred thirty-nine million, six hundred twenty-eight thousand, nine hundred fifty-seven".