16301498978897 has 48 divisors (see below), whose sum is σ = 19009258765056. Its totient is φ = 13920581875200.

The previous prime is 16301498978861. The next prime is 16301498978899. The reversal of 16301498978897 is 79887989410361.

It is not a de Polignac number, because 16301498978897 - 2¹⁰ = 16301498977873 is a prime.

It is a super-3 number, since 3×16301498978897³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16301498978899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2722812938 + ... + 2722818924.

It is an arithmetic number, because the mean of its divisors is an integer number (396026224272).

Almost surely, 2^{16301498978897} is an apocalyptic number.

16301498978897 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16301498978897 is a deficient number, since it is larger than the sum of its proper divisors (2707759786159).

16301498978897 is a wasteful number, since it uses less digits than its factorization.

16301498978897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8390 (or 8379 counting only the distinct ones).

The product of its (nonzero) digits is 1316818944, while the sum is 80.

The spelling of 16301498978897 in words is "sixteen trillion, three hundred one billion, four hundred ninety-eight million, nine hundred seventy-eight thousand, eight hundred ninety-seven".