51066655500606 has 16 divisors (see below), whose sum is σ = 102139840199424. Its totient is φ = 17021130300504.

The previous prime is 51066655500589. The next prime is 51066655500611. The reversal of 51066655500606 is 60600555666015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271948246 + ... + 272135961.

It is an arithmetic number, because the mean of its divisors is an integer number (6383740012464).

Almost surely, 2^{51066655500606} is an apocalyptic number.

51066655500606 is an abundant number, since it is smaller than the sum of its proper divisors (51073184698818).

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

51066655500606 is a wasteful number, since it uses less digits than its factorization.

51066655500606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544099855.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 51066655500606 in words is "fifty-one trillion, sixty-six billion, six hundred fifty-five million, five hundred thousand, six hundred six".