84949847124 has 24 divisors (see below), whose sum is σ = 198492013440. Its totient is φ = 28277229504.

The previous prime is 84949847071. The next prime is 84949847197. The reversal of 84949847124 is 42174894948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4914289 + ... + 4931544.

It is an arithmetic number, because the mean of its divisors is an integer number (8270500560).

Almost surely, 2^84949847124 is an apocalyptic number.

It is an amenable number.

84949847124 is an abundant number, since it is smaller than the sum of its proper divisors (113542166316).

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

84949847124 is a wasteful number, since it uses less digits than its factorization.

84949847124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9846559 (or 9846557 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 60.

The spelling of 84949847124 in words is "eighty-four billion, nine hundred forty-nine million, eight hundred forty-seven thousand, one hundred twenty-four".