83123644578106 has 16 divisors (see below), whose sum is σ = 136020649431168. Its totient is φ = 37783435885600.

The previous prime is 83123644578097. The next prime is 83123644578119. The reversal of 83123644578106 is 60187544632138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39697566 + ... + 41738998.

It is an arithmetic number, because the mean of its divisors is an integer number (8501290589448).

Almost surely, 2^{83123644578106} is an apocalyptic number.

83123644578106 is a deficient number, since it is larger than the sum of its proper divisors (52897004853062).

83123644578106 is a wasteful number, since it uses less digits than its factorization.

83123644578106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892277.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 83123644578106 in words is "eighty-three trillion, one hundred twenty-three billion, six hundred forty-four million, five hundred seventy-eight thousand, one hundred six".