51606334067 has 4 divisors (see below), whose sum is σ = 51796763616. Its totient is φ = 51415904520.

The previous prime is 51606334051. The next prime is 51606334079. The reversal of 51606334067 is 76043360615.

51606334067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51606334067 - 2⁴ = 51606334051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51606334027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95214368 + ... + 95214909.

It is an arithmetic number, because the mean of its divisors is an integer number (12949190904).

Almost surely, 2^51606334067 is an apocalyptic number.

51606334067 is a deficient number, since it is larger than the sum of its proper divisors (190429549).

51606334067 is a wasteful number, since it uses less digits than its factorization.

51606334067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190429548.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 51606334067 in words is "fifty-one billion, six hundred six million, three hundred thirty-four thousand, sixty-seven".