197000257575 has 24 divisors (see below), whose sum is σ = 355316829696. Its totient is φ = 95515276000.

The previous prime is 197000257549. The next prime is 197000257579. The reversal of 197000257575 is 575752000791.

It is not a de Polignac number, because 197000257575 - 2⁹ = 197000257063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197000257579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119393271 + ... + 119394920.

It is an arithmetic number, because the mean of its divisors is an integer number (14804867904).

Almost surely, 2^197000257575 is an apocalyptic number.

197000257575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

197000257575 is a deficient number, since it is larger than the sum of its proper divisors (158316572121).

197000257575 is a wasteful number, since it uses less digits than its factorization.

197000257575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238788215 (or 238788210 counting only the distinct ones).

The product of its (nonzero) digits is 771750, while the sum is 48.

The spelling of 197000257575 in words is "one hundred ninety-seven billion, two hundred fifty-seven thousand, five hundred seventy-five".