550156780262099 has 2 divisors, whose sum is σ = 550156780262100. Its totient is φ = 550156780262098.

The previous prime is 550156780262087. The next prime is 550156780262113. The reversal of 550156780262099 is 990262087651055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550156780262099 - 2²⁰ = 550156779213523 is a prime.

It is a super-2 number, since 2×550156780262099² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (550156780232099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275078390131049 + 275078390131050.

It is an arithmetic number, because the mean of its divisors is an integer number (275078390131050).

Almost surely, 2^{550156780262099} is an apocalyptic number.

550156780262099 is a deficient number, since it is larger than the sum of its proper divisors (1).

550156780262099 is an equidigital number, since it uses as much as digits as its factorization.

550156780262099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648000, while the sum is 65.

The spelling of 550156780262099 in words is "five hundred fifty trillion, one hundred fifty-six billion, seven hundred eighty million, two hundred sixty-two thousand, ninety-nine".