89679688988 has 6 divisors (see below), whose sum is σ = 156939455736. Its totient is φ = 44839844492.

The previous prime is 89679688979. The next prime is 89679688997. The reversal of 89679688988 is 88988697698.

It is an interprime number because it is at equal distance from previous prime (89679688979) and next prime (89679688997).

It is a super-3 number, since 3×89679688988³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11209961120 + ... + 11209961127.

It is an arithmetic number, because the mean of its divisors is an integer number (26156575956).

Almost surely, 2^89679688988 is an apocalyptic number.

It is an amenable number.

89679688988 is a deficient number, since it is larger than the sum of its proper divisors (67259766748).

89679688988 is a wasteful number, since it uses less digits than its factorization.

89679688988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22419922251 (or 22419922249 counting only the distinct ones).

The product of its digits is 6019743744, while the sum is 86.

The spelling of 89679688988 in words is "eighty-nine billion, six hundred seventy-nine million, six hundred eighty-eight thousand, nine hundred eighty-eight".