99765754705 has 64 divisors (see below), whose sum is σ = 131275468800. Its totient is φ = 72542131200.

The previous prime is 99765754703. The next prime is 99765754709. The reversal of 99765754705 is 50745756799.

99765754705 is a nontrivial binomial coefficient, being equal to C(446690, 2).

It is not a de Polignac number, because 99765754705 - 2¹ = 99765754703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99765754703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42434280 + ... + 42436630.

It is an arithmetic number, because the mean of its divisors is an integer number (2051179200).

Almost surely, 2^99765754705 is an apocalyptic number.

99765754705 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

99765754705 is the 446689-th triangular number and also the 223345-th hexagonal number.

99765754705 is the 148897-th centered nonagonal number.

It is an amenable number.

99765754705 is a deficient number, since it is larger than the sum of its proper divisors (31509714095).

99765754705 is a wasteful number, since it uses less digits than its factorization.

99765754705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614.

The product of its (nonzero) digits is 83349000, while the sum is 64.

The spelling of 99765754705 in words is "ninety-nine billion, seven hundred sixty-five million, seven hundred fifty-four thousand, seven hundred five".