55442000233 has 2 divisors, whose sum is σ = 55442000234. Its totient is φ = 55442000232.

The previous prime is 55442000231. The next prime is 55442000279. The reversal of 55442000233 is 33200024455.

55442000233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45404364889 + 10037635344 = 213083^2 + 100188^2 .

It is a cyclic number.

It is not a de Polignac number, because 55442000233 - 2¹ = 55442000231 is a prime.

Together with 55442000231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (55442000231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27721000116 + 27721000117.

It is an arithmetic number, because the mean of its divisors is an integer number (27721000117).

Almost surely, 2^55442000233 is an apocalyptic number.

It is an amenable number.

55442000233 is a deficient number, since it is larger than the sum of its proper divisors (1).

55442000233 is an equidigital number, since it uses as much as digits as its factorization.

55442000233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 55442000233 its reverse (33200024455), we get a palindrome (88642024688).

The spelling of 55442000233 in words is "fifty-five billion, four hundred forty-two million, two hundred thirty-three", and thus it is an aban number.