988381000499 has 2 divisors, whose sum is σ = 988381000500. Its totient is φ = 988381000498.

The previous prime is 988381000489. The next prime is 988381000571. The reversal of 988381000499 is 994000183889.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 988381000499 - 2³⁶ = 919661523763 is a prime.

It is not a weakly prime, because it can be changed into another prime (988381000489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494190500249 + 494190500250.

It is an arithmetic number, because the mean of its divisors is an integer number (494190500250).

Almost surely, 2^988381000499 is an apocalyptic number.

988381000499 is a deficient number, since it is larger than the sum of its proper divisors (1).

988381000499 is an equidigital number, since it uses as much as digits as its factorization.

988381000499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 59.

The spelling of 988381000499 in words is "nine hundred eighty-eight billion, three hundred eighty-one million, four hundred ninety-nine", and thus it is an aban number.