51504212230 has 8 divisors (see below), whose sum is σ = 92707582032. Its totient is φ = 20601684888.

The previous prime is 51504212213. The next prime is 51504212267. The reversal of 51504212230 is 3221240515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×51504212230³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51504212195 and 51504212204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2575210602 + ... + 2575210621.

It is an arithmetic number, because the mean of its divisors is an integer number (11588447754).

Almost surely, 2^51504212230 is an apocalyptic number.

51504212230 is a deficient number, since it is larger than the sum of its proper divisors (41203369802).

51504212230 is a wasteful number, since it uses less digits than its factorization.

51504212230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5150421230.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 51504212230 its reverse (3221240515), we get a palindrome (54725452745).

The spelling of 51504212230 in words is "fifty-one billion, five hundred four million, two hundred twelve thousand, two hundred thirty".