99553289219799 has 16 divisors (see below), whose sum is σ = 133139998076544. Its totient is φ = 66167723714400.

The previous prime is 99553289219669. The next prime is 99553289219807. The reversal of 99553289219799 is 99791298235599.

It is not a de Polignac number, because 99553289219799 - 2²⁹ = 99552752348887 is a prime.

It is a super-2 number, since 2×99553289219799² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99553289219099) 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, 120020709 + ... + 120847329.

It is an arithmetic number, because the mean of its divisors is an integer number (8321249879784).

Almost surely, 2^{99553289219799} is an apocalyptic number.

99553289219799 is a deficient number, since it is larger than the sum of its proper divisors (33586708856745).

99553289219799 is a wasteful number, since it uses less digits than its factorization.

99553289219799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948238.

The product of its digits is 8928208800, while the sum is 87.

The spelling of 99553289219799 in words is "ninety-nine trillion, five hundred fifty-three billion, two hundred eighty-nine million, two hundred nineteen thousand, seven hundred ninety-nine".