989999214035 has 12 divisors (see below), whose sum is σ = 1286413180992. Its totient is φ = 731076342048.

The previous prime is 989999214019. The next prime is 989999214041. The reversal of 989999214035 is 530412999989.

It is not a de Polignac number, because 989999214035 - 2⁴ = 989999214019 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 585797507 + ... + 585799196.

It is an arithmetic number, because the mean of its divisors is an integer number (107201098416).

Almost surely, 2^989999214035 is an apocalyptic number.

989999214035 is a deficient number, since it is larger than the sum of its proper divisors (296413966957).

989999214035 is a wasteful number, since it uses less digits than its factorization.

989999214035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171596734 (or 1171596721 counting only the distinct ones).

The product of its (nonzero) digits is 56687040, while the sum is 68.

The spelling of 989999214035 in words is "nine hundred eighty-nine billion, nine hundred ninety-nine million, two hundred fourteen thousand, thirty-five".