31536043112445 has 8 divisors (see below), whose sum is σ = 50457668979936. Its totient is φ = 16819222993296.

The previous prime is 31536043112293. The next prime is 31536043112467. The reversal of 31536043112445 is 54421134063513.

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

It is not a de Polignac number, because 31536043112445 - 2¹³ = 31536043104253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 31536043112397 and 31536043112406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051201437067 + ... + 1051201437096.

It is an arithmetic number, because the mean of its divisors is an integer number (6307208622492).

Almost surely, 2^{31536043112445} is an apocalyptic number.

It is an amenable number.

31536043112445 is a deficient number, since it is larger than the sum of its proper divisors (18921625867491).

31536043112445 is a wasteful number, since it uses less digits than its factorization.

31536043112445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102402874171.

The product of its (nonzero) digits is 518400, while the sum is 42.

Adding to 31536043112445 its reverse (54421134063513), we get a palindrome (85957177175958).

The spelling of 31536043112445 in words is "thirty-one trillion, five hundred thirty-six billion, forty-three million, one hundred twelve thousand, four hundred forty-five".