99953899536384 has 102 divisors (see below), whose sum is σ = 288753508444466. Its totient is φ = 33317966315520.

The previous prime is 99953899536353. The next prime is 99953899536389. The reversal of 99953899536384 is 48363599835999.

99953899536384 is a `hidden beast` number, since 9 + 9 + 9 + 5 + 3 + 89 + 95 + 363 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 70463265177600 + 29490634358784 = 8394240^2 + 5430528^2 .

It is a super-2 number, since 2×99953899536384² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99953899536294 and 99953899536303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99953899536389) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84142147 + ... + 85321794.

Almost surely, 2^{99953899536384} is an apocalyptic number.

It is an amenable number.

99953899536384 is an abundant number, since it is smaller than the sum of its proper divisors (188799608908082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99953899536384 is an equidigital number, since it uses as much as digits as its factorization.

99953899536384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169463979 (or 169463946 counting only the distinct ones).

The product of its digits is 61222003200, while the sum is 90.

The spelling of 99953899536384 in words is "ninety-nine trillion, nine hundred fifty-three billion, eight hundred ninety-nine million, five hundred thirty-six thousand, three hundred eighty-four".