431161321113206 has 8 divisors (see below), whose sum is σ = 684785627650440. Its totient is φ = 202899445229728.

The previous prime is 431161321113203. The next prime is 431161321113217. The reversal of 431161321113206 is 602311123161134.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431161321113203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6340607663396 + ... + 6340607663463.

It is an arithmetic number, because the mean of its divisors is an integer number (85598203456305).

Almost surely, 2^{431161321113206} is an apocalyptic number.

431161321113206 is a deficient number, since it is larger than the sum of its proper divisors (253624306537234).

431161321113206 is a wasteful number, since it uses less digits than its factorization.

431161321113206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12681215326878.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 431161321113206 in words is "four hundred thirty-one trillion, one hundred sixty-one billion, three hundred twenty-one million, one hundred thirteen thousand, two hundred six".