155206090411 has 2 divisors, whose sum is σ = 155206090412. Its totient is φ = 155206090410.

The previous prime is 155206090399. The next prime is 155206090423. The reversal of 155206090411 is 114090602551.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (155206090399) and next prime (155206090423).

It is a cyclic number.

It is not a de Polignac number, because 155206090411 - 2⁷ = 155206090283 is a prime.

It is a super-2 number, since 2×155206090411² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (155206090111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77603045205 + 77603045206.

It is an arithmetic number, because the mean of its divisors is an integer number (77603045206).

Almost surely, 2^155206090411 is an apocalyptic number.

155206090411 is a deficient number, since it is larger than the sum of its proper divisors (1).

155206090411 is an equidigital number, since it uses as much as digits as its factorization.

155206090411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 34.

Adding to 155206090411 its reverse (114090602551), we get a palindrome (269296692962).

The spelling of 155206090411 in words is "one hundred fifty-five billion, two hundred six million, ninety thousand, four hundred eleven".