9874951828784 has 40 divisors (see below), whose sum is σ = 21880709544960. Its totient is φ = 4229268383808.

The previous prime is 9874951828741. The next prime is 9874951828799. The reversal of 9874951828784 is 4878281594789.

It is a junction number, because it is equal to n+sod(n) for n = 9874951828699 and 9874951828708.

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, 29560544 + ... + 29892735.

It is an arithmetic number, because the mean of its divisors is an integer number (547017738624).

Almost surely, 2^{9874951828784} is an apocalyptic number.

It is an amenable number.

9874951828784 is an abundant number, since it is smaller than the sum of its proper divisors (12005757716176).

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

9874951828784 is a wasteful number, since it uses less digits than its factorization.

9874951828784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59454777 (or 59454771 counting only the distinct ones).

The product of its digits is 2601123840, while the sum is 80.

The spelling of 9874951828784 in words is "nine trillion, eight hundred seventy-four billion, nine hundred fifty-one million, eight hundred twenty-eight thousand, seven hundred eighty-four".