511533230145 has 32 divisors (see below), whose sum is σ = 938826670080. Its totient is φ = 232980857280.

The previous prime is 511533230137. The next prime is 511533230161. The reversal of 511533230145 is 541032335115.

It is not a de Polignac number, because 511533230145 - 2³ = 511533230137 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8960005 + ... + 9016914.

It is an arithmetic number, because the mean of its divisors is an integer number (29338333440).

Almost surely, 2^511533230145 is an apocalyptic number.

It is an amenable number.

511533230145 is a deficient number, since it is larger than the sum of its proper divisors (427293439935).

511533230145 is a wasteful number, since it uses less digits than its factorization.

511533230145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17977205.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 511533230145 in words is "five hundred eleven billion, five hundred thirty-three million, two hundred thirty thousand, one hundred forty-five".