68949603832933 has 2 divisors, whose sum is σ = 68949603832934. Its totient is φ = 68949603832932.

The previous prime is 68949603832871. The next prime is 68949603832961. The reversal of 68949603832933 is 33923830694986.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51329229171364 + 17620374661569 = 7164442^2 + 4197663^2 .

It is a cyclic number.

It is not a de Polignac number, because 68949603832933 - 2⁴¹ = 66750580577381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68949603832433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34474801916466 + 34474801916467.

It is an arithmetic number, because the mean of its divisors is an integer number (34474801916467).

Almost surely, 2^{68949603832933} is an apocalyptic number.

It is an amenable number.

68949603832933 is a deficient number, since it is larger than the sum of its proper divisors (1).

68949603832933 is an equidigital number, since it uses as much as digits as its factorization.

68949603832933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088391168, while the sum is 73.

The spelling of 68949603832933 in words is "sixty-eight trillion, nine hundred forty-nine billion, six hundred three million, eight hundred thirty-two thousand, nine hundred thirty-three".