51106106166064 has 20 divisors (see below), whose sum is σ = 99018226300680. Its totient is φ = 25553015507840.

The previous prime is 51106106166061. The next prime is 51106106166079. The reversal of 51106106166064 is 46066160160115.

51106106166064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51106106166064² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51106106166064.

It is not an unprimeable number, because it can be changed into a prime (51106106166061) 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, 11263044 + ... + 15135004.

It is an arithmetic number, because the mean of its divisors is an integer number (4950911315034).

Almost surely, 2^{51106106166064} is an apocalyptic number.

It is an amenable number.

51106106166064 is a deficient number, since it is larger than the sum of its proper divisors (47912120134616).

51106106166064 is a wasteful number, since it uses less digits than its factorization.

51106106166064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4696908 (or 4696902 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 51106106166064 in words is "fifty-one trillion, one hundred six billion, one hundred six million, one hundred sixty-six thousand, sixty-four".