159982398 has 16 divisors (see below), whose sum is σ = 355516560. Its totient is φ = 53327448.

The previous prime is 159982387. The next prime is 159982409. The reversal of 159982398 is 893289951.

It is an interprime number because it is at equal distance from previous prime (159982387) and next prime (159982409).

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 2962637 = 159982398 / (1 + 5 + 9 + 9 + 8 + 2 + 3 + 9 + 8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481265 + ... + 1481372.

It is an arithmetic number, because the mean of its divisors is an integer number (22219785).

Almost surely, 2^159982398 is an apocalyptic number.

159982398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

159982398 is an abundant number, since it is smaller than the sum of its proper divisors (195534162).

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

159982398 is a wasteful number, since it uses less digits than its factorization.

159982398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962648 (or 2962642 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 159982398 is about 12648.4148413942. The cubic root of 159982398 is about 542.8636145977.

The spelling of 159982398 in words is "one hundred fifty-nine million, nine hundred eighty-two thousand, three hundred ninety-eight".