51016555606 has 32 divisors (see below), whose sum is σ = 80950296960. Its totient is φ = 24046678656.

The previous prime is 51016555591. The next prime is 51016555621. The reversal of 51016555606 is 60655561015.

It is an interprime number because it is at equal distance from previous prime (51016555591) and next prime (51016555621).

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 15 ways as a sum of consecutive naturals, for example, 7001241 + ... + 7008523.

It is an arithmetic number, because the mean of its divisors is an integer number (2529696780).

Almost surely, 2^51016555606 is an apocalyptic number.

51016555606 is a deficient number, since it is larger than the sum of its proper divisors (29933741354).

51016555606 is a wasteful number, since it uses less digits than its factorization.

51016555606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8188.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 51016555606 in words is "fifty-one billion, sixteen million, five hundred fifty-five thousand, six hundred six".