63055787161 has 2 divisors, whose sum is σ = 63055787162. Its totient is φ = 63055787160.

The previous prime is 63055787153. The next prime is 63055787177. The reversal of 63055787161 is 16178755036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54945704025 + 8110083136 = 234405^2 + 90056^2 .

It is a cyclic number.

It is not a de Polignac number, because 63055787161 - 2³ = 63055787153 is a prime.

It is not a weakly prime, because it can be changed into another prime (63055787111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31527893580 + 31527893581.

It is an arithmetic number, because the mean of its divisors is an integer number (31527893581).

Almost surely, 2^63055787161 is an apocalyptic number.

It is an amenable number.

63055787161 is a deficient number, since it is larger than the sum of its proper divisors (1).

63055787161 is an equidigital number, since it uses as much as digits as its factorization.

63055787161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 63055787161 in words is "sixty-three billion, fifty-five million, seven hundred eighty-seven thousand, one hundred sixty-one".