89976543112 has 16 divisors (see below), whose sum is σ = 172820799900. Its totient is φ = 43890996480.

The previous prime is 89976543103. The next prime is 89976543143. The reversal of 89976543112 is 21134567998.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 54949923396 + 35026619716 = 234414^2 + 187154^2 .

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137159037 + ... + 137159692.

Almost surely, 2^89976543112 is an apocalyptic number.

89976543112 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

89976543112 is a deficient number, since it is larger than the sum of its proper divisors (82844256788).

89976543112 is a wasteful number, since it uses less digits than its factorization.

89976543112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274318776 (or 274318772 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 55.

The spelling of 89976543112 in words is "eighty-nine billion, nine hundred seventy-six million, five hundred forty-three thousand, one hundred twelve".