517884637110612 has 12 divisors (see below), whose sum is σ = 1208397486591456. Its totient is φ = 172628212370200.

The previous prime is 517884637110551. The next prime is 517884637110619. The reversal of 517884637110612 is 216011736488715.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517884637110619) 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 3 ways as a sum of consecutive naturals, for example, 21578526546264 + ... + 21578526546287.

It is an arithmetic number, because the mean of its divisors is an integer number (100699790549288).

Almost surely, 2^{517884637110612} is an apocalyptic number.

It is an amenable number.

517884637110612 is an abundant number, since it is smaller than the sum of its proper divisors (690512849480844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

517884637110612 is a wasteful number, since it uses less digits than its factorization.

517884637110612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43157053092558 (or 43157053092556 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 60.

The spelling of 517884637110612 in words is "five hundred seventeen trillion, eight hundred eighty-four billion, six hundred thirty-seven million, one hundred ten thousand, six hundred twelve".