84743833920 has 112 divisors (see below), whose sum is σ = 269447637888. Its totient is φ = 22565939200.

The previous prime is 84743833913. The next prime is 84743833957. The reversal of 84743833920 is 2933834748.

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, 609997 + ... + 735923.

Almost surely, 2^84743833920 is an apocalyptic number.

84743833920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84743833920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134723818944).

84743833920 is an abundant number, since it is smaller than the sum of its proper divisors (184703803968).

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

84743833920 is a wasteful number, since it uses less digits than its factorization.

84743833920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126648 (or 126638 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 84743833920 in words is "eighty-four billion, seven hundred forty-three million, eight hundred thirty-three thousand, nine hundred twenty".