1984181042724 has 96 divisors (see below), whose sum is σ = 5260671360000. Its totient is φ = 578673760896.

The previous prime is 1984181042689. The next prime is 1984181042731. The reversal of 1984181042724 is 4272401814891.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6371574 + ... + 6675725.

It is an arithmetic number, because the mean of its divisors is an integer number (54798660000).

Almost surely, 2^{1984181042724} is an apocalyptic number.

It is an amenable number.

1984181042724 is an abundant number, since it is smaller than the sum of its proper divisors (3276490317276).

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

1984181042724 is a wasteful number, since it uses less digits than its factorization.

1984181042724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13047377 (or 13047375 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 51.

The spelling of 1984181042724 in words is "one trillion, nine hundred eighty-four billion, one hundred eighty-one million, forty-two thousand, seven hundred twenty-four".