84746083673857 has 8 divisors (see below), whose sum is σ = 89731253430792. Its totient is φ = 79760925696000.

The previous prime is 84746083673837. The next prime is 84746083673869. The reversal of 84746083673857 is 75837638064748.

It can be written as a sum of positive squares in 4 ways, for example, as 4200466646016 + 80545617027841 = 2049504^2 + 8974721^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84746083673857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84746083673837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14987857 + ... + 19852657.

It is an arithmetic number, because the mean of its divisors is an integer number (11216406678849).

Almost surely, 2^{84746083673857} is an apocalyptic number.

It is an amenable number.

84746083673857 is a deficient number, since it is larger than the sum of its proper divisors (4985169756935).

84746083673857 is a wasteful number, since it uses less digits than its factorization.

84746083673857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5889539.

The product of its (nonzero) digits is 4551966720, while the sum is 76.

The spelling of 84746083673857 in words is "eighty-four trillion, seven hundred forty-six billion, eighty-three million, six hundred seventy-three thousand, eight hundred fifty-seven".