155065042 has 32 divisors (see below), whose sum is σ = 269671680. Its totient is φ = 66131280.

The previous prime is 155065037. The next prime is 155065049. The reversal of 155065042 is 240560551.

155065042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 155065042.

It is not an unprimeable number, because it can be changed into a prime (155065049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42993 + ... + 46459.

It is an arithmetic number, because the mean of its divisors is an integer number (8427240).

Almost surely, 2^155065042 is an apocalyptic number.

155065042 is a deficient number, since it is larger than the sum of its proper divisors (114606638).

155065042 is a wasteful number, since it uses less digits than its factorization.

155065042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3606.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 155065042 is about 12452.5114735944. The cubic root of 155065042 is about 537.2436615805.

The spelling of 155065042 in words is "one hundred fifty-five million, sixty-five thousand, forty-two".