55503028267 has 2 divisors, whose sum is σ = 55503028268. Its totient is φ = 55503028266.

The previous prime is 55503028253. The next prime is 55503028279. The reversal of 55503028267 is 76282030555.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55503028267 is a prime.

It is a super-2 number, since 2×55503028267² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55503028237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27751514133 + 27751514134.

It is an arithmetic number, because the mean of its divisors is an integer number (27751514134).

Almost surely, 2^55503028267 is an apocalyptic number.

55503028267 is a deficient number, since it is larger than the sum of its proper divisors (1).

55503028267 is an equidigital number, since it uses as much as digits as its factorization.

55503028267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 55503028267 in words is "fifty-five billion, five hundred three million, twenty-eight thousand, two hundred sixty-seven".