55350263 has 2 divisors, whose sum is σ = 55350264. Its totient is φ = 55350262.

The previous prime is 55350233. The next prime is 55350271. The reversal of 55350263 is 36205355.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55350263 - 2²² = 51155959 is a prime.

It is a super-2 number, since 2×55350263² = 6127303228338338, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55350223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27675131 + 27675132.

It is an arithmetic number, because the mean of its divisors is an integer number (27675132).

Almost surely, 2^55350263 is an apocalyptic number.

55350263 is a deficient number, since it is larger than the sum of its proper divisors (1).

55350263 is an equidigital number, since it uses as much as digits as its factorization.

55350263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 55350263 is about 7439.7757358673. The cubic root of 55350263 is about 381.1008314403.

The spelling of 55350263 in words is "fifty-five million, three hundred fifty thousand, two hundred sixty-three".