99875299257899 has 16 divisors (see below), whose sum is σ = 112477767714816. Its totient is φ = 87860408356800.

The previous prime is 99875299257859. The next prime is 99875299257901.

99875299257899 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 99875299257899 - 2³⁶ = 99806579781163 is a prime.

It is a super-2 number, since 2×99875299257899² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99875299257809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6032282 + ... + 15366815.

It is an arithmetic number, because the mean of its divisors is an integer number (7029860482176).

Almost surely, 2^{99875299257899} is an apocalyptic number.

99875299257899 is a deficient number, since it is larger than the sum of its proper divisors (12602468456917).

99875299257899 is a wasteful number, since it uses less digits than its factorization.

99875299257899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21412826.

The product of its digits is 166659897600, while the sum is 98.

The spelling of 99875299257899 in words is "ninety-nine trillion, eight hundred seventy-five billion, two hundred ninety-nine million, two hundred fifty-seven thousand, eight hundred ninety-nine".