99993486719 has 8 divisors (see below), whose sum is σ = 121000521888. Its totient is φ = 80667014400.

The previous prime is 99993486713. The next prime is 99993486737. The reversal of 99993486719 is 91768439999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99993486719 - 2¹⁶ = 99993421183 is a prime.

It is a super-2 number, since 2×99993486719² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99993486713) 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 7 ways as a sum of consecutive naturals, for example, 420140582 + ... + 420140819.

It is an arithmetic number, because the mean of its divisors is an integer number (15125065236).

Almost surely, 2^99993486719 is an apocalyptic number.

99993486719 is a deficient number, since it is larger than the sum of its proper divisors (21007035169).

99993486719 is a wasteful number, since it uses less digits than its factorization.

99993486719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840281425.

The product of its digits is 238085568, while the sum is 74.

The spelling of 99993486719 in words is "ninety-nine billion, nine hundred ninety-three million, four hundred eighty-six thousand, seven hundred nineteen".