55005150133 has 2 divisors, whose sum is σ = 55005150134. Its totient is φ = 55005150132.

The previous prime is 55005150131. The next prime is 55005150163. The reversal of 55005150133 is 33105150055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45216620164 + 9788529969 = 212642^2 + 98937^2 .

It is a cyclic number.

It is not a de Polignac number, because 55005150133 - 2¹ = 55005150131 is a prime.

Together with 55005150131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55005150131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27502575066 + 27502575067.

It is an arithmetic number, because the mean of its divisors is an integer number (27502575067).

Almost surely, 2^55005150133 is an apocalyptic number.

It is an amenable number.

55005150133 is a deficient number, since it is larger than the sum of its proper divisors (1).

55005150133 is an equidigital number, since it uses as much as digits as its factorization.

55005150133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5625, while the sum is 28.

The spelling of 55005150133 in words is "fifty-five billion, five million, one hundred fifty thousand, one hundred thirty-three".