55030300253 has 2 divisors, whose sum is σ = 55030300254. Its totient is φ = 55030300252.

The previous prime is 55030300249. The next prime is 55030300307. The reversal of 55030300253 is 35200303055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47651833849 + 7378466404 = 218293^2 + 85898^2 .

It is a cyclic number.

It is not a de Polignac number, because 55030300253 - 2² = 55030300249 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55030300553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27515150126 + 27515150127.

It is an arithmetic number, because the mean of its divisors is an integer number (27515150127).

Almost surely, 2^55030300253 is an apocalyptic number.

It is an amenable number.

55030300253 is a deficient number, since it is larger than the sum of its proper divisors (1).

55030300253 is an equidigital number, since it uses as much as digits as its factorization.

55030300253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 26.

It can be divided in two parts, 550303002 and 53, that added together give a palindrome (550303055).

The spelling of 55030300253 in words is "fifty-five billion, thirty million, three hundred thousand, two hundred fifty-three".