55530050030207 has 2 divisors, whose sum is σ = 55530050030208. Its totient is φ = 55530050030206.

The previous prime is 55530050030171. The next prime is 55530050030239. The reversal of 55530050030207 is 70203005003555.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55530050030207 is a prime.

It is a super-2 number, since 2×55530050030207² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55530050030407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27765025015103 + 27765025015104.

It is an arithmetic number, because the mean of its divisors is an integer number (27765025015104).

Almost surely, 2^{55530050030207} is an apocalyptic number.

55530050030207 is a deficient number, since it is larger than the sum of its proper divisors (1).

55530050030207 is an equidigital number, since it uses as much as digits as its factorization.

55530050030207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78750, while the sum is 35.

The spelling of 55530050030207 in words is "fifty-five trillion, five hundred thirty billion, fifty million, thirty thousand, two hundred seven".