99001898549867 has 2 divisors, whose sum is σ = 99001898549868. Its totient is φ = 99001898549866.

The previous prime is 99001898549833. The next prime is 99001898549977. The reversal of 99001898549867 is 76894589810099.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99001898549867 - 2¹⁰ = 99001898548843 is a prime.

It is not a weakly prime, because it can be changed into another prime (99001898549167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49500949274933 + 49500949274934.

It is an arithmetic number, because the mean of its divisors is an integer number (49500949274934).

Almost surely, 2^{99001898549867} is an apocalyptic number.

99001898549867 is a deficient number, since it is larger than the sum of its proper divisors (1).

99001898549867 is an equidigital number, since it uses as much as digits as its factorization.

99001898549867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2821754880, while the sum is 83.

The spelling of 99001898549867 in words is "ninety-nine trillion, one billion, eight hundred ninety-eight million, five hundred forty-nine thousand, eight hundred sixty-seven".