51055055006 has 16 divisors (see below), whose sum is σ = 77412113520. Its totient is φ = 25252344000.

The previous prime is 51055054943. The next prime is 51055055011. The reversal of 51055055006 is 60055055015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254495 + ... + 408506.

It is an arithmetic number, because the mean of its divisors is an integer number (4838257095).

Almost surely, 2^51055055006 is an apocalyptic number.

51055055006 is a deficient number, since it is larger than the sum of its proper divisors (26357058514).

51055055006 is a wasteful number, since it uses less digits than its factorization.

51055055006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663419.

The product of its (nonzero) digits is 18750, while the sum is 32.

Subtracting 51055055006 from its reverse (60055055015), we obtain a palindrome (9000000009).

The spelling of 51055055006 in words is "fifty-one billion, fifty-five million, fifty-five thousand, six".