32512102138361 has 4 divisors (see below), whose sum is σ = 32512125439332. Its totient is φ = 32512078837392.

The previous prime is 32512102138343. The next prime is 32512102138391. The reversal of 32512102138361 is 16383120121523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17121231603961 + 15390870534400 = 4137781^2 + 3923120^2 .

It is a cyclic number.

It is not a de Polignac number, because 32512102138361 - 2¹⁴ = 32512102121977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32512102138331) 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, 9414470 + ... + 12395823.

It is an arithmetic number, because the mean of its divisors is an integer number (8128031359833).

Almost surely, 2^{32512102138361} is an apocalyptic number.

It is an amenable number.

32512102138361 is a deficient number, since it is larger than the sum of its proper divisors (23300971).

32512102138361 is a wasteful number, since it uses less digits than its factorization.

32512102138361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23300970.

The product of its (nonzero) digits is 51840, while the sum is 38.

Adding to 32512102138361 its reverse (16383120121523), we get a palindrome (48895222259884).

The spelling of 32512102138361 in words is "thirty-two trillion, five hundred twelve billion, one hundred two million, one hundred thirty-eight thousand, three hundred sixty-one".