54377968829 has 2 divisors, whose sum is σ = 54377968830. Its totient is φ = 54377968828.

The previous prime is 54377968793. The next prime is 54377968913. The reversal of 54377968829 is 92886977345.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46861425625 + 7516543204 = 216475^2 + 86698^2 .

It is a cyclic number.

It is not a de Polignac number, because 54377968829 - 2³² = 50083001533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54377962829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27188984414 + 27188984415.

It is an arithmetic number, because the mean of its divisors is an integer number (27188984415).

Almost surely, 2^54377968829 is an apocalyptic number.

It is an amenable number.

54377968829 is a deficient number, since it is larger than the sum of its proper divisors (1).

54377968829 is an equidigital number, since it uses as much as digits as its factorization.

54377968829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182891520, while the sum is 68.

The spelling of 54377968829 in words is "fifty-four billion, three hundred seventy-seven million, nine hundred sixty-eight thousand, eight hundred twenty-nine".