155060560509 has 16 divisors (see below), whose sum is σ = 211408831872. Its totient is φ = 101057082048.

The previous prime is 155060560481. The next prime is 155060560511. The reversal of 155060560509 is 905065060551.

It is not a de Polignac number, because 155060560509 - 2¹⁷ = 155060429437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155060160509) 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 in 15 ways as a sum of consecutive naturals, for example, 1716289 + ... + 1804374.

It is an arithmetic number, because the mean of its divisors is an integer number (13213051992).

Almost surely, 2^155060560509 is an apocalyptic number.

It is an amenable number.

155060560509 is a deficient number, since it is larger than the sum of its proper divisors (56348271363).

155060560509 is a wasteful number, since it uses less digits than its factorization.

155060560509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520996.

The product of its (nonzero) digits is 202500, while the sum is 42.

The spelling of 155060560509 in words is "one hundred fifty-five billion, sixty million, five hundred sixty thousand, five hundred nine".