197516023280 has 40 divisors (see below), whose sum is σ = 461247813072. Its totient is φ = 78658356224.

The previous prime is 197516023259. The next prime is 197516023297. The reversal of 197516023280 is 82320615791.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

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, 5420057 + ... + 5456376.

Almost surely, 2^197516023280 is an apocalyptic number.

197516023280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

197516023280 is an abundant number, since it is smaller than the sum of its proper divisors (263731789792).

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

197516023280 is a wasteful number, since it uses less digits than its factorization.

197516023280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10876673 (or 10876667 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 197516023280 in words is "one hundred ninety-seven billion, five hundred sixteen million, twenty-three thousand, two hundred eighty".