55332439999 has 2 divisors, whose sum is σ = 55332440000. Its totient is φ = 55332439998.

The previous prime is 55332439993. The next prime is 55332440039. The reversal of 55332439999 is 99993423355.

55332439999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55332439999 - 2³ = 55332439991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55332439991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666219999 + 27666220000.

It is an arithmetic number, because the mean of its divisors is an integer number (27666220000).

Almost surely, 2^55332439999 is an apocalyptic number.

55332439999 is a deficient number, since it is larger than the sum of its proper divisors (1).

55332439999 is an equidigital number, since it uses as much as digits as its factorization.

55332439999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35429400, while the sum is 61.

The spelling of 55332439999 in words is "fifty-five billion, three hundred thirty-two million, four hundred thirty-nine thousand, nine hundred ninety-nine".