51233223140223 has 8 divisors (see below), whose sum is σ = 68322727765248. Its totient is φ = 34149600304344.

The previous prime is 51233223140221. The next prime is 51233223140249. The reversal of 51233223140223 is 32204132233215.

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

It is not a de Polignac number, because 51233223140223 - 2¹ = 51233223140221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51233223140221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470426961 + ... + 1470461802.

It is an arithmetic number, because the mean of its divisors is an integer number (8540340970656).

Almost surely, 2^{51233223140223} is an apocalyptic number.

51233223140223 is a deficient number, since it is larger than the sum of its proper divisors (17089504625025).

51233223140223 is a wasteful number, since it uses less digits than its factorization.

51233223140223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940894573.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 51233223140223 its reverse (32204132233215), we get a palindrome (83437355373438).

The spelling of 51233223140223 in words is "fifty-one trillion, two hundred thirty-three billion, two hundred twenty-three million, one hundred forty thousand, two hundred twenty-three".