51798346056 has 96 divisors (see below), whose sum is σ = 146456739000. Its totient is φ = 16517716992.

The previous prime is 51798346051. The next prime is 51798346091. The reversal of 51798346056 is 65064389715.

51798346056 is a `hidden beast` number, since 5 + 179 + 8 + 3 + 460 + 5 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 51315840900 + 482505156 = 226530^2 + 21966^2 .

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 51798345993 and 51798346011.

It is not an unprimeable number, because it can be changed into a prime (51798346051) 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, 113796 + ... + 341388.

Almost surely, 2^51798346056 is an apocalyptic number.

It is a pronic number, being equal to 227592×227593.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51798346056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73228369500).

51798346056 is an abundant number, since it is smaller than the sum of its proper divisors (94658392944).

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

51798346056 is a wasteful number, since it uses less digits than its factorization.

51798346056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227743 (or 227736 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 51798346056 in words is "fifty-one billion, seven hundred ninety-eight million, three hundred forty-six thousand, fifty-six".