197882253008511 has 4 divisors (see below), whose sum is σ = 263843004011352. Its totient is φ = 131921502005672.

The previous prime is 197882253008477. The next prime is 197882253008527. The reversal of 197882253008511 is 115800352288791.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 197882253008511 - 2⁷ = 197882253008383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197882453008511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32980375501416 + ... + 32980375501421.

It is an arithmetic number, because the mean of its divisors is an integer number (65960751002838).

Almost surely, 2^{197882253008511} is an apocalyptic number.

197882253008511 is a deficient number, since it is larger than the sum of its proper divisors (65960751002841).

197882253008511 is an equidigital number, since it uses as much as digits as its factorization.

197882253008511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65960751002840.

The product of its (nonzero) digits is 9676800, while the sum is 60.

The spelling of 197882253008511 in words is "one hundred ninety-seven trillion, eight hundred eighty-two billion, two hundred fifty-three million, eight thousand, five hundred eleven".