397129658211 has 36 divisors (see below), whose sum is σ = 679022451744. Its totient is φ = 222170430240.

The previous prime is 397129658209. The next prime is 397129658213. The reversal of 397129658211 is 112856921793.

It is a happy number.

397129658211 is a `hidden beast` number, since 3 + 97 + 1 + 296 + 58 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (397129658209) and next prime (397129658213).

It is not a de Polignac number, because 397129658211 - 2¹ = 397129658209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (397129658213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 14011755 + ... + 14040068.

Almost surely, 2^397129658211 is an apocalyptic number.

397129658211 is a deficient number, since it is larger than the sum of its proper divisors (281892793533).

397129658211 is a wasteful number, since it uses less digits than its factorization.

397129658211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28051864 (or 28051850 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 54.

The spelling of 397129658211 in words is "three hundred ninety-seven billion, one hundred twenty-nine million, six hundred fifty-eight thousand, two hundred eleven".