197395223259 has 32 divisors (see below), whose sum is σ = 286123622400. Its totient is φ = 120324216960.

The previous prime is 197395223209. The next prime is 197395223269. The reversal of 197395223259 is 952322593791.

It is not a de Polignac number, because 197395223259 - 2¹² = 197395219163 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 197395223199 and 197395223208.

It is not an unprimeable number, because it can be changed into a prime (197395223209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28559014 + ... + 28565924.

It is an arithmetic number, because the mean of its divisors is an integer number (8941363200).

Almost surely, 2^197395223259 is an apocalyptic number.

197395223259 is a deficient number, since it is larger than the sum of its proper divisors (88728399141).

197395223259 is a wasteful number, since it uses less digits than its factorization.

197395223259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13755.

The product of its digits is 9185400, while the sum is 57.

The spelling of 197395223259 in words is "one hundred ninety-seven billion, three hundred ninety-five million, two hundred twenty-three thousand, two hundred fifty-nine".