61036658233 has 16 divisors (see below), whose sum is σ = 63915713280. Its totient is φ = 58244224896.

The previous prime is 61036658213. The next prime is 61036658257. The reversal of 61036658233 is 33285663016.

It is a cyclic number.

It is not a de Polignac number, because 61036658233 - 2⁵ = 61036658201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61036658233.

It is not an unprimeable number, because it can be changed into a prime (61036658213) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 171741 + ... + 389317.

It is an arithmetic number, because the mean of its divisors is an integer number (3994732080).

Almost surely, 2^61036658233 is an apocalyptic number.

It is an amenable number.

61036658233 is a deficient number, since it is larger than the sum of its proper divisors (2879055047).

61036658233 is a wasteful number, since it uses less digits than its factorization.

61036658233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217776.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 61036658233 in words is "sixty-one billion, thirty-six million, six hundred fifty-eight thousand, two hundred thirty-three".