232012136665 has 16 divisors (see below), whose sum is σ = 295321200912. Its totient is φ = 174377826304.

The previous prime is 232012136659. The next prime is 232012136677. The reversal of 232012136665 is 566631210232.

It can be written as a sum of positive squares in 8 ways, for example, as 7134167296 + 224877969369 = 84464^2 + 474213^2 .

It is a cyclic number.

It is not a de Polignac number, because 232012136665 - 2¹³ = 232012128473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2402884 + ... + 2497573.

It is an arithmetic number, because the mean of its divisors is an integer number (18457575057).

Almost surely, 2^232012136665 is an apocalyptic number.

It is an amenable number.

232012136665 is a deficient number, since it is larger than the sum of its proper divisors (63309064247).

232012136665 is a wasteful number, since it uses less digits than its factorization.

232012136665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4901036.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 232012136665 its reverse (566631210232), we get a palindrome (798643346897).

The spelling of 232012136665 in words is "two hundred thirty-two billion, twelve million, one hundred thirty-six thousand, six hundred sixty-five".