51602842368 has 1080 divisors, whose sum is σ = 206386931520. Its totient is φ = 12697896960.

The previous prime is 51602842309. The next prime is 51602842393. The reversal of 51602842368 is 86324820615.

51602842368 is a `hidden beast` number, since 5 + 1 + 6 + 0 + 284 + 2 + 368 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2715939063 + ... + 2715939081.

Almost surely, 2^51602842368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51602842368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103193465760).

51602842368 is an abundant number, since it is smaller than the sum of its proper divisors (154784089152).

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

51602842368 is an frugal number, since it uses more digits than its factorization.

51602842368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 51602842368 in words is "fifty-one billion, six hundred two million, eight hundred forty-two thousand, three hundred sixty-eight".