99598492587 has 16 divisors (see below), whose sum is σ = 148785956352. Its totient is φ = 58731297120.

The previous prime is 99598492549. The next prime is 99598492619. The reversal of 99598492587 is 78529489599.

It is not a de Polignac number, because 99598492587 - 2⁷ = 99598492459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99598492087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40784403 + ... + 40786844.

It is an arithmetic number, because the mean of its divisors is an integer number (9299122272).

Almost surely, 2^99598492587 is an apocalyptic number.

99598492587 is a deficient number, since it is larger than the sum of its proper divisors (49187463765).

99598492587 is a wasteful number, since it uses less digits than its factorization.

99598492587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81571298.

The product of its digits is 587865600, while the sum is 75.

The spelling of 99598492587 in words is "ninety-nine billion, five hundred ninety-eight million, four hundred ninety-two thousand, five hundred eighty-seven".