83123686774147 has 16 divisors (see below), whose sum is σ = 87383472118272. Its totient is φ = 78977628119520.

The previous prime is 83123686774123. The next prime is 83123686774151. The reversal of 83123686774147 is 74147768632138.

It is a cyclic number.

It is not a de Polignac number, because 83123686774147 - 2¹¹ = 83123686772099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83123686774547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53179629 + ... + 54720382.

It is an arithmetic number, because the mean of its divisors is an integer number (5461467007392).

Almost surely, 2^{83123686774147} is an apocalyptic number.

83123686774147 is a deficient number, since it is larger than the sum of its proper divisors (4259785344125).

83123686774147 is a wasteful number, since it uses less digits than its factorization.

83123686774147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107900538.

The product of its digits is 227598336, while the sum is 67.

The spelling of 83123686774147 in words is "eighty-three trillion, one hundred twenty-three billion, six hundred eighty-six million, seven hundred seventy-four thousand, one hundred forty-seven".