93609679871 has 2 divisors, whose sum is σ = 93609679872. Its totient is φ = 93609679870.

The previous prime is 93609679861. The next prime is 93609679897. The reversal of 93609679871 is 17897690639.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 93609679871 - 2¹⁰ = 93609678847 is a prime.

It is a super-2 number, since 2×93609679871² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 93609679798 and 93609679807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93609679841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46804839935 + 46804839936.

It is an arithmetic number, because the mean of its divisors is an integer number (46804839936).

Almost surely, 2^93609679871 is an apocalyptic number.

93609679871 is a deficient number, since it is larger than the sum of its proper divisors (1).

93609679871 is an equidigital number, since it uses as much as digits as its factorization.

93609679871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30862944, while the sum is 65.

The spelling of 93609679871 in words is "ninety-three billion, six hundred nine million, six hundred seventy-nine thousand, eight hundred seventy-one".