155066455 has 8 divisors (see below), whose sum is σ = 189234000. Its totient is φ = 121950336.

The previous prime is 155066419. The next prime is 155066459. The reversal of 155066455 is 554660551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 155066455 - 2¹³ = 155058263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155066459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262530 + ... + 263119.

It is an arithmetic number, because the mean of its divisors is an integer number (23654250).

Almost surely, 2^155066455 is an apocalyptic number.

155066455 is a deficient number, since it is larger than the sum of its proper divisors (34167545).

155066455 is an equidigital number, since it uses as much as digits as its factorization.

155066455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525713.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 155066455 is about 12452.5682090081. The cubic root of 155066455 is about 537.2452934183.

The spelling of 155066455 in words is "one hundred fifty-five million, sixty-six thousand, four hundred fifty-five".