55505050050007 has 2 divisors, whose sum is σ = 55505050050008. Its totient is φ = 55505050050006.

The previous prime is 55505050049983. The next prime is 55505050050101. The reversal of 55505050050007 is 70005005050555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55505050050007 - 2³⁹ = 54955294236119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55505050150007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752525025003 + 27752525025004.

It is an arithmetic number, because the mean of its divisors is an integer number (27752525025004).

Almost surely, 2^{55505050050007} is an apocalyptic number.

55505050050007 is a deficient number, since it is larger than the sum of its proper divisors (1).

55505050050007 is an equidigital number, since it uses as much as digits as its factorization.

55505050050007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109375, while the sum is 37.

The spelling of 55505050050007 in words is "fifty-five trillion, five hundred five billion, fifty million, fifty thousand, seven".