8612989042 has 16 divisors (see below), whose sum is σ = 15079276800. Its totient is φ = 3612742848.

The previous prime is 8612989039. The next prime is 8612989051. The reversal of 8612989042 is 2409892168.

It is a super-2 number, since 2×8612989042² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6544167 + ... + 6545482.

It is an arithmetic number, because the mean of its divisors is an integer number (942454800).

Almost surely, 2^8612989042 is an apocalyptic number.

8612989042 is a deficient number, since it is larger than the sum of its proper divisors (6466287758).

8612989042 is a wasteful number, since it uses less digits than its factorization.

8612989042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13089705.

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 8612989042 is about 92806.1907525570. The cubic root of 8612989042 is about 2049.8305663654.

The spelling of 8612989042 in words is "eight billion, six hundred twelve million, nine hundred eighty-nine thousand, forty-two".