155142241567 has 2 divisors, whose sum is σ = 155142241568. Its totient is φ = 155142241566.

The previous prime is 155142241549. The next prime is 155142241589. The reversal of 155142241567 is 765142241551.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155142241567 - 2¹¹ = 155142239519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155142241367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77571120783 + 77571120784.

It is an arithmetic number, because the mean of its divisors is an integer number (77571120784).

Almost surely, 2^155142241567 is an apocalyptic number.

155142241567 is a deficient number, since it is larger than the sum of its proper divisors (1).

155142241567 is an equidigital number, since it uses as much as digits as its factorization.

155142241567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 336000, while the sum is 43.

The spelling of 155142241567 in words is "one hundred fifty-five billion, one hundred forty-two million, two hundred forty-one thousand, five hundred sixty-seven".