51616000600506 has 48 divisors (see below), whose sum is σ = 111860924671080. Its totient is φ = 17201294622720.

The previous prime is 51616000600501. The next prime is 51616000600559. The reversal of 51616000600506 is 60500600061615.

It can be written as a sum of positive squares in 4 ways, for example, as 51460666084881 + 155334515625 = 7173609^2 + 394125^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51616000600501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1824582010 + ... + 1824610298.

Almost surely, 2^{51616000600506} is an apocalyptic number.

51616000600506 is an abundant number, since it is smaller than the sum of its proper divisors (60244924070574).

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

51616000600506 is a wasteful number, since it uses less digits than its factorization.

51616000600506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48511 (or 48508 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 51616000600506 in words is "fifty-one trillion, six hundred sixteen billion, six hundred thousand, five hundred six".