51600066262805 has 16 divisors (see below), whose sum is σ = 62666618051520. Its totient is φ = 40782368803968.

The previous prime is 51600066262747. The next prime is 51600066262841. The reversal of 51600066262805 is 50826266000615.

It is a cyclic number.

It is not a de Polignac number, because 51600066262805 - 2⁴² = 47202019751701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51600066262805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58395614 + ... + 59272656.

It is an arithmetic number, because the mean of its divisors is an integer number (3916663628220).

Almost surely, 2^{51600066262805} is an apocalyptic number.

It is an amenable number.

51600066262805 is a deficient number, since it is larger than the sum of its proper divisors (11066551788715).

51600066262805 is a wasteful number, since it uses less digits than its factorization.

51600066262805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018900.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 51600066262805 in words is "fifty-one trillion, six hundred billion, sixty-six million, two hundred sixty-two thousand, eight hundred five".