197811516341376 has 160 divisors (see below), whose sum is σ = 672781562935680. Its totient is φ = 56517576076800.

The previous prime is 197811516341371. The next prime is 197811516341377. The reversal of 197811516341376 is 673143615118791.

It is a happy number.

197811516341376 is a `hidden beast` number, since 1 + 9 + 7 + 8 + 1 + 1 + 516 + 3 + 41 + 3 + 76 = 666.

197811516341376 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (197811516341371) 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 19 ways as a sum of consecutive naturals, for example, 1362716200 + ... + 1362861351.

It is an arithmetic number, because the mean of its divisors is an integer number (4204884768348).

Almost surely, 2^{197811516341376} is an apocalyptic number.

197811516341376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197811516341376 is an abundant number, since it is smaller than the sum of its proper divisors (474970046594304).

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

197811516341376 is an equidigital number, since it uses as much as digits as its factorization.

197811516341376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725577584 (or 2725577563 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 63.

The spelling of 197811516341376 in words is "one hundred ninety-seven trillion, eight hundred eleven billion, five hundred sixteen million, three hundred forty-one thousand, three hundred seventy-six".