55004939999 has 2 divisors, whose sum is σ = 55004940000. Its totient is φ = 55004939998.

The previous prime is 55004939987. The next prime is 55004940007. The reversal of 55004939999 is 99993940055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55004939999 - 2²⁴ = 54988162783 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55004939939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502469999 + 27502470000.

It is an arithmetic number, because the mean of its divisors is an integer number (27502470000).

Almost surely, 2^55004939999 is an apocalyptic number.

55004939999 is a deficient number, since it is larger than the sum of its proper divisors (1).

55004939999 is an equidigital number, since it uses as much as digits as its factorization.

55004939999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17714700, while the sum is 62.

The spelling of 55004939999 in words is "fifty-five billion, four million, nine hundred thirty-nine thousand, nine hundred ninety-nine".