550156780262113 has 2 divisors, whose sum is σ = 550156780262114. Its totient is φ = 550156780262112.

The previous prime is 550156780262099. The next prime is 550156780262123. The reversal of 550156780262113 is 311262087651055.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 391969990325824 + 158186789936289 = 19798232^2 + 12577233^2 .

It is a cyclic number.

It is not a de Polignac number, because 550156780262113 - 2⁵ = 550156780262081 is a prime.

It is not a weakly prime, because it can be changed into another prime (550156780262123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275078390131056 + 275078390131057.

It is an arithmetic number, because the mean of its divisors is an integer number (275078390131057).

Almost surely, 2^{550156780262113} is an apocalyptic number.

It is an amenable number.

550156780262113 is a deficient number, since it is larger than the sum of its proper divisors (1).

550156780262113 is an equidigital number, since it uses as much as digits as its factorization.

550156780262113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024000, while the sum is 52.

The spelling of 550156780262113 in words is "five hundred fifty trillion, one hundred fifty-six billion, seven hundred eighty million, two hundred sixty-two thousand, one hundred thirteen".