83610806344857 has 20 divisors (see below), whose sum is σ = 136254647378256. Its totient is φ = 50673215966040.

The previous prime is 83610806344843. The next prime is 83610806344979. The reversal of 83610806344857 is 75844360801638.

83610806344857 is a `hidden beast` number, since 8 + 3 + 6 + 1 + 0 + 80 + 63 + 448 + 57 = 666.

It is not a de Polignac number, because 83610806344857 - 2²³ = 83610797956249 is a prime.

It is a super-4 number, since 4×83610806344857⁴ (a number of 57 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83610806344794 and 83610806344803.

It is not an unprimeable number, because it can be changed into a prime (83610806344357) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46919643523 + ... + 46919645304.

Almost surely, 2^{83610806344857} is an apocalyptic number.

It is an amenable number.

83610806344857 is a deficient number, since it is larger than the sum of its proper divisors (52643841033399).

83610806344857 is a wasteful number, since it uses less digits than its factorization.

83610806344857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93839288850 (or 93839288841 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 63.

The spelling of 83610806344857 in words is "eighty-three trillion, six hundred ten billion, eight hundred six million, three hundred forty-four thousand, eight hundred fifty-seven".