81920596114 has 16 divisors (see below), whose sum is σ = 140538525696. Its totient is φ = 35083022400.

The previous prime is 81920596103. The next prime is 81920596133. The reversal of 81920596114 is 41169502918.

It is a happy number.

It is a super-2 number, since 2×81920596114² (a number of 23 digits) contains 22 as substring.

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, 2130642 + ... + 2168749.

It is an arithmetic number, because the mean of its divisors is an integer number (8783657856).

Almost surely, 2^81920596114 is an apocalyptic number.

81920596114 is a deficient number, since it is larger than the sum of its proper divisors (58617929582).

81920596114 is a wasteful number, since it uses less digits than its factorization.

81920596114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300761.

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 81920596114 in words is "eighty-one billion, nine hundred twenty million, five hundred ninety-six thousand, one hundred fourteen".