8720810144499 has 4 divisors (see below), whose sum is σ = 11627746859336. Its totient is φ = 5813873429664.

The previous prime is 8720810144483. The next prime is 8720810144507. The reversal of 8720810144499 is 9944410180278.

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

It is not a de Polignac number, because 8720810144499 - 2⁴ = 8720810144483 is a prime.

It is a super-3 number, since 3×8720810144499³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8720810144479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1453468357414 + ... + 1453468357419.

It is an arithmetic number, because the mean of its divisors is an integer number (2906936714834).

Almost surely, 2^{8720810144499} is an apocalyptic number.

8720810144499 is a deficient number, since it is larger than the sum of its proper divisors (2906936714837).

8720810144499 is a wasteful number, since it uses less digits than its factorization.

8720810144499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906936714836.

The product of its (nonzero) digits is 4644864, while the sum is 57.

The spelling of 8720810144499 in words is "eight trillion, seven hundred twenty billion, eight hundred ten million, one hundred forty-four thousand, four hundred ninety-nine".