96481990081 has 4 divisors (see below), whose sum is σ = 97803661252. Its totient is φ = 95160318912.

The previous prime is 96481990067. The next prime is 96481990117. The reversal of 96481990081 is 18009918469.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75836898225 + 20645091856 = 275385^2 + 143684^2 .

It is a cyclic number.

It is not a de Polignac number, because 96481990081 - 2¹¹ = 96481988033 is a prime.

It is a super-2 number, since 2×96481990081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96481990021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660835476 + ... + 660835621.

It is an arithmetic number, because the mean of its divisors is an integer number (24450915313).

Almost surely, 2^96481990081 is an apocalyptic number.

It is an amenable number.

96481990081 is a deficient number, since it is larger than the sum of its proper divisors (1321671171).

96481990081 is a wasteful number, since it uses less digits than its factorization.

96481990081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321671170.

The product of its (nonzero) digits is 1119744, while the sum is 55.

The spelling of 96481990081 in words is "ninety-six billion, four hundred eighty-one million, nine hundred ninety thousand, eighty-one".