9984257540250 has 64 divisors (see below), whose sum is σ = 28480807809792. Its totient is φ = 2282116008000.

The previous prime is 9984257540233. The next prime is 9984257540269. The reversal of 9984257540250 is 520457524899.

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, 950876421 + ... + 950886920.

It is an arithmetic number, because the mean of its divisors is an integer number (445012622028).

Almost surely, 2^{9984257540250} is an apocalyptic number.

9984257540250 is an abundant number, since it is smaller than the sum of its proper divisors (18496550269542).

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

9984257540250 is a wasteful number, since it uses less digits than its factorization.

9984257540250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901763368 (or 1901763358 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 60.

The spelling of 9984257540250 in words is "nine trillion, nine hundred eighty-four billion, two hundred fifty-seven million, five hundred forty thousand, two hundred fifty".