51563803230 has 64 divisors (see below), whose sum is σ = 139244083200. Its totient is φ = 13576286880.

The previous prime is 51563803219. The next prime is 51563803231. The reversal of 51563803230 is 3230836515.

51563803230 is a `hidden beast` number, since 5 + 15 + 638 + 0 + 3 + 2 + 3 + 0 = 666.

It is a super-3 number, since 3×51563803230³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51563803231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1187386 + ... + 1230045.

It is an arithmetic number, because the mean of its divisors is an integer number (2175688800).

Almost surely, 2^51563803230 is an apocalyptic number.

51563803230 is an abundant number, since it is smaller than the sum of its proper divisors (87680279970).

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

51563803230 is a wasteful number, since it uses less digits than its factorization.

51563803230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417526 (or 2417520 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 51563803230 in words is "fifty-one billion, five hundred sixty-three million, eight hundred three thousand, two hundred thirty".