2055420162361 has 2 divisors, whose sum is σ = 2055420162362. Its totient is φ = 2055420162360.

The previous prime is 2055420162359. The next prime is 2055420162427. The reversal of 2055420162361 is 1632610245502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1970429838400 + 84990323961 = 1403720^2 + 291531^2 .

It is a cyclic number.

It is not a de Polignac number, because 2055420162361 - 2¹ = 2055420162359 is a prime.

Together with 2055420162359, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2055420162361.

It is not a weakly prime, because it can be changed into another prime (2055420162661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027710081180 + 1027710081181.

It is an arithmetic number, because the mean of its divisors is an integer number (1027710081181).

Almost surely, 2^{2055420162361} is an apocalyptic number.

It is an amenable number.

2055420162361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2055420162361 is an equidigital number, since it uses as much as digits as its factorization.

2055420162361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 2055420162361 in words is "two trillion, fifty-five billion, four hundred twenty million, one hundred sixty-two thousand, three hundred sixty-one".