98486316978 has 16 divisors (see below), whose sum is σ = 225111581760. Its totient is φ = 28138947696.

The previous prime is 98486316967. The next prime is 98486317051. The reversal of 98486316978 is 87961368489.

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, 1172456113 + ... + 1172456196.

It is an arithmetic number, because the mean of its divisors is an integer number (14069473860).

Almost surely, 2^98486316978 is an apocalyptic number.

98486316978 is an abundant number, since it is smaller than the sum of its proper divisors (126625264782).

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

98486316978 is a wasteful number, since it uses less digits than its factorization.

98486316978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344912321.

The product of its digits is 125411328, while the sum is 69.

The spelling of 98486316978 in words is "ninety-eight billion, four hundred eighty-six million, three hundred sixteen thousand, nine hundred seventy-eight".