54766023989 has 2 divisors, whose sum is σ = 54766023990. Its totient is φ = 54766023988.

The previous prime is 54766023979. The next prime is 54766024031. The reversal of 54766023989 is 98932066745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29630458225 + 25135565764 = 172135^2 + 158542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54766023989 is a prime.

It is a super-3 number, since 3×54766023989³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54766023959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27383011994 + 27383011995.

It is an arithmetic number, because the mean of its divisors is an integer number (27383011995).

Almost surely, 2^54766023989 is an apocalyptic number.

It is an amenable number.

54766023989 is a deficient number, since it is larger than the sum of its proper divisors (1).

54766023989 is an equidigital number, since it uses as much as digits as its factorization.

54766023989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 54766023989 in words is "fifty-four billion, seven hundred sixty-six million, twenty-three thousand, nine hundred eighty-nine".