150505505 has 16 divisors (see below), whose sum is σ = 197827920. Its totient is φ = 109412352.

The previous prime is 150505501. The next prime is 150505513. The reversal of 150505505 is 505505051.

It can be written as a sum of positive squares in 8 ways, for example, as 15178816 + 135326689 = 3896^2 + 11633^2 .

It is a cyclic number.

It is not a de Polignac number, because 150505505 - 2² = 150505501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150505501) 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, 28064 + ... + 32993.

It is an arithmetic number, because the mean of its divisors is an integer number (12364245).

Almost surely, 2^150505505 is an apocalyptic number.

It is an amenable number.

150505505 is a deficient number, since it is larger than the sum of its proper divisors (47322415).

150505505 is a wasteful number, since it uses less digits than its factorization.

150505505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61108.

The product of its (nonzero) digits is 3125, while the sum is 26.

The square root of 150505505 is about 12268.0685113835. The cubic root of 150505505 is about 531.9254811579.

The spelling of 150505505 in words is "one hundred fifty million, five hundred five thousand, five hundred five".