81060832606 has 32 divisors (see below), whose sum is σ = 134877270528. Its totient is φ = 36300549600.

The previous prime is 81060832579. The next prime is 81060832673. The reversal of 81060832606 is 60623806018.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71266 + ... + 408901.

It is an arithmetic number, because the mean of its divisors is an integer number (4214914704).

Almost surely, 2^81060832606 is an apocalyptic number.

81060832606 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

81060832606 is a deficient number, since it is larger than the sum of its proper divisors (53816437922).

81060832606 is a wasteful number, since it uses less digits than its factorization.

81060832606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480376.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 81060832606 in words is "eighty-one billion, sixty million, eight hundred thirty-two thousand, six hundred six".