512206145259 has 32 divisors (see below), whose sum is σ = 709302726720. Its totient is φ = 328386465792.

The previous prime is 512206145197. The next prime is 512206145357. The reversal of 512206145259 is 952541602215.

It is not a de Polignac number, because 512206145259 - 2¹² = 512206141163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 512206145259.

It is not an unprimeable number, because it can be changed into a prime (512206145159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23231989 + ... + 23254025.

It is an arithmetic number, because the mean of its divisors is an integer number (22165710210).

Almost surely, 2^512206145259 is an apocalyptic number.

512206145259 is a deficient number, since it is larger than the sum of its proper divisors (197096581461).

512206145259 is a wasteful number, since it uses less digits than its factorization.

512206145259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23119.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 512206145259 in words is "five hundred twelve billion, two hundred six million, one hundred forty-five thousand, two hundred fifty-nine".