96864645505 has 4 divisors (see below), whose sum is σ = 116237574612. Its totient is φ = 77491716400.

The previous prime is 96864645469. The next prime is 96864645517. The reversal of 96864645505 is 50554646869.

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 30309417216 + 66555228289 = 174096^2 + 257983^2 .

It is not a de Polignac number, because 96864645505 - 2¹⁷ = 96864514433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 96864645505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9686464546 + ... + 9686464555.

It is an arithmetic number, because the mean of its divisors is an integer number (29059393653).

Almost surely, 2^96864645505 is an apocalyptic number.

It is an amenable number.

96864645505 is a deficient number, since it is larger than the sum of its proper divisors (19372929107).

96864645505 is a wasteful number, since it uses less digits than its factorization.

96864645505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19372929106.

The product of its (nonzero) digits is 31104000, while the sum is 58.

It can be divided in two parts, 9686464 and 5505, that added together give a palindrome (9691969).

The spelling of 96864645505 in words is "ninety-six billion, eight hundred sixty-four million, six hundred forty-five thousand, five hundred five".