55610278253 has 2 divisors, whose sum is σ = 55610278254. Its totient is φ = 55610278252.

The previous prime is 55610278219. The next prime is 55610278259. The reversal of 55610278253 is 35287201655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49514260324 + 6096017929 = 222518^2 + 78077^2 .

It is a cyclic number.

It is not a de Polignac number, because 55610278253 - 2¹² = 55610274157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55610278259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805139126 + 27805139127.

It is an arithmetic number, because the mean of its divisors is an integer number (27805139127).

Almost surely, 2^55610278253 is an apocalyptic number.

It is an amenable number.

55610278253 is a deficient number, since it is larger than the sum of its proper divisors (1).

55610278253 is an equidigital number, since it uses as much as digits as its factorization.

55610278253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 55610278253 in words is "fifty-five billion, six hundred ten million, two hundred seventy-eight thousand, two hundred fifty-three".