197158580215 has 8 divisors (see below), whose sum is σ = 236611756080. Its totient is φ = 157712557632.

The previous prime is 197158580207. The next prime is 197158580291. The reversal of 197158580215 is 512085851791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 197158580215 - 2³ = 197158580207 is a prime.

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, 1727494 + ... + 1838083.

It is an arithmetic number, because the mean of its divisors is an integer number (29576469510).

Almost surely, 2^197158580215 is an apocalyptic number.

197158580215 is a deficient number, since it is larger than the sum of its proper divisors (39453175865).

197158580215 is a wasteful number, since it uses less digits than its factorization.

197158580215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3576641.

The product of its (nonzero) digits is 1008000, while the sum is 52.

The spelling of 197158580215 in words is "one hundred ninety-seven billion, one hundred fifty-eight million, five hundred eighty thousand, two hundred fifteen".