89843837480 has 32 divisors (see below), whose sum is σ = 204419975400. Its totient is φ = 35533741056.

The previous prime is 89843837443. The next prime is 89843837483. The reversal of 89843837480 is 8473834898.

It can be written as a sum of positive squares in 4 ways, for example, as 79328975716 + 10514861764 = 281654^2 + 102542^2 .

It is not an unprimeable number, because it can be changed into a prime (89843837483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12614957 + ... + 12622076.

Almost surely, 2^89843837480 is an apocalyptic number.

It is an amenable number.

89843837480 is an abundant number, since it is smaller than the sum of its proper divisors (114576137920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89843837480 is a wasteful number, since it uses less digits than its factorization.

89843837480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25237133 (or 25237129 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 62.

The spelling of 89843837480 in words is "eighty-nine billion, eight hundred forty-three million, eight hundred thirty-seven thousand, four hundred eighty".