8101481891073 has 16 divisors (see below), whose sum is σ = 11201629136256. Its totient is φ = 5203995707520.

The previous prime is 8101481890979. The next prime is 8101481891077. The reversal of 8101481891073 is 3701981841018.

It is not a de Polignac number, because 8101481891073 - 2¹⁰ = 8101481890049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8101481891077) 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, 354291108 + ... + 354313973.

It is an arithmetic number, because the mean of its divisors is an integer number (700101821016).

Almost surely, 2^{8101481891073} is an apocalyptic number.

It is an amenable number.

8101481891073 is a deficient number, since it is larger than the sum of its proper divisors (3100147245183).

8101481891073 is a wasteful number, since it uses less digits than its factorization.

8101481891073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708605224.

The product of its (nonzero) digits is 387072, while the sum is 51.

The spelling of 8101481891073 in words is "eight trillion, one hundred one billion, four hundred eighty-one million, eight hundred ninety-one thousand, seventy-three".