99895773046631 has 2 divisors, whose sum is σ = 99895773046632. Its totient is φ = 99895773046630.

The previous prime is 99895773046613. The next prime is 99895773046639. The reversal of 99895773046631 is 13664037759899.

Together with previous prime (99895773046613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99895773046631 - 2¹⁴ = 99895773030247 is a prime.

It is a super-3 number, since 3×99895773046631³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99895773046639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49947886523315 + 49947886523316.

It is an arithmetic number, because the mean of its divisors is an integer number (49947886523316).

Almost surely, 2^{99895773046631} is an apocalyptic number.

99895773046631 is a deficient number, since it is larger than the sum of its proper divisors (1).

99895773046631 is an equidigital number, since it uses as much as digits as its factorization.

99895773046631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1851776640, while the sum is 77.

The spelling of 99895773046631 in words is "ninety-nine trillion, eight hundred ninety-five billion, seven hundred seventy-three million, forty-six thousand, six hundred thirty-one".