99281415568036 has 81 divisors (see below), whose sum is σ = 199861983356931. Its totient is φ = 43124855664384.

The previous prime is 99281415568021. The next prime is 99281415568067. The reversal of 99281415568036 is 63086551418299.

The square root of 99281415568036 is 9964006.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 896441601636 + 98384973966400 = 946806^2 + 9918920^2 .

It is a super-2 number, since 2×99281415568036² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4404079381 + ... + 4404101923.

Almost surely, 2^{99281415568036} is an apocalyptic number.

99281415568036 is the 9964006-th square number.

It is an amenable number.

99281415568036 is an abundant number, since it is smaller than the sum of its proper divisors (100580567788895).

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

99281415568036 is an equidigital number, since it uses as much as digits as its factorization.

99281415568036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45150 (or 22575 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 67.

The spelling of 99281415568036 in words is "ninety-nine trillion, two hundred eighty-one billion, four hundred fifteen million, five hundred sixty-eight thousand, thirty-six".