51111635112323 has 8 divisors (see below), whose sum is σ = 52926300882000. Its totient is φ = 49300449048928.

The previous prime is 51111635112229. The next prime is 51111635112353. The reversal of 51111635112323 is 32321153611115.

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

It is a cyclic number.

It is not a de Polignac number, because 51111635112323 - 2³⁸ = 50836757205379 is a prime.

It is a super-2 number, since 2×51111635112323² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51111635112353) 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, 869896673 + ... + 869955426.

It is an arithmetic number, because the mean of its divisors is an integer number (6615787610250).

Almost surely, 2^{51111635112323} is an apocalyptic number.

51111635112323 is a deficient number, since it is larger than the sum of its proper divisors (1814665769677).

51111635112323 is a wasteful number, since it uses less digits than its factorization.

51111635112323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739853141.

The product of its digits is 16200, while the sum is 35.

Adding to 51111635112323 its reverse (32321153611115), we get a palindrome (83432788723438).

The spelling of 51111635112323 in words is "fifty-one trillion, one hundred eleven billion, six hundred thirty-five million, one hundred twelve thousand, three hundred twenty-three".