81116196314 has 8 divisors (see below), whose sum is σ = 125599271808. Its totient is φ = 39249772380.

The previous prime is 81116196307. The next prime is 81116196319. The reversal of 81116196314 is 41369161118.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (81116196319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654162812 + ... + 654162935.

It is an arithmetic number, because the mean of its divisors is an integer number (15699908976).

Almost surely, 2^81116196314 is an apocalyptic number.

81116196314 is a deficient number, since it is larger than the sum of its proper divisors (44483075494).

81116196314 is a wasteful number, since it uses less digits than its factorization.

81116196314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308325780.

The product of its digits is 31104, while the sum is 41.

The spelling of 81116196314 in words is "eighty-one billion, one hundred sixteen million, one hundred ninety-six thousand, three hundred fourteen".