99784735484 has 48 divisors (see below), whose sum is σ = 200163430656. Its totient is φ = 42637795200.

The previous prime is 99784735469. The next prime is 99784735511. The reversal of 99784735484 is 48453748799.

It is a super-2 number, since 2×99784735484² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16379279 + ... + 16385369.

It is an arithmetic number, because the mean of its divisors is an integer number (4170071472).

Almost surely, 2^99784735484 is an apocalyptic number.

It is an amenable number.

99784735484 is an abundant number, since it is smaller than the sum of its proper divisors (100378695172).

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

99784735484 is a wasteful number, since it uses less digits than its factorization.

99784735484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746 (or 7744 counting only the distinct ones).

The product of its digits is 243855360, while the sum is 68.

The spelling of 99784735484 in words is "ninety-nine billion, seven hundred eighty-four million, seven hundred thirty-five thousand, four hundred eighty-four".