31672311327613 has 16 divisors (see below), whose sum is σ = 34625792793600. Its totient is φ = 28731259093680.

The previous prime is 31672311327557. The next prime is 31672311327637.

31672311327613 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 31672311327613 - 2¹⁷ = 31672311196541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31672311328613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7983820 + ... + 11273242.

It is an arithmetic number, because the mean of its divisors is an integer number (2164112049600).

Almost surely, 2^{31672311327613} is an apocalyptic number.

It is an amenable number.

31672311327613 is a deficient number, since it is larger than the sum of its proper divisors (2953481465987).

31672311327613 is a wasteful number, since it uses less digits than its factorization.

31672311327613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3291312.

The product of its digits is 571536, while the sum is 46.

The spelling of 31672311327613 in words is "thirty-one trillion, six hundred seventy-two billion, three hundred eleven million, three hundred twenty-seven thousand, six hundred thirteen".