31461365271236 has 12 divisors (see below), whose sum is σ = 55095281450412. Its totient is φ = 15719856285408.

The previous prime is 31461365271181. The next prime is 31461365271247. The reversal of 31461365271236 is 63217256316413.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18826226766400 + 12635138504836 = 4338920^2 + 3554594^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2706581015 + ... + 2706592638.

It is an arithmetic number, because the mean of its divisors is an integer number (4591273454201).

Almost surely, 2^{31461365271236} is an apocalyptic number.

It is an amenable number.

31461365271236 is a deficient number, since it is larger than the sum of its proper divisors (23633916179176).

31461365271236 is a wasteful number, since it uses less digits than its factorization.

31461365271236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413175110 (or 5413175108 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The spelling of 31461365271236 in words is "thirty-one trillion, four hundred sixty-one billion, three hundred sixty-five million, two hundred seventy-one thousand, two hundred thirty-six".