51110501051051 has 8 divisors (see below), whose sum is σ = 56384567764224. Its totient is φ = 46028218582080.

The previous prime is 51110501050937. The next prime is 51110501051123. The reversal of 51110501051051 is 15015010501115.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51110501051051 is a prime.

It is a super-2 number, since 2×51110501051051² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51110501051051.

It is not an unprimeable number, because it can be changed into a prime (51110501051851) 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, 47946060491 + ... + 47946061556.

It is an arithmetic number, because the mean of its divisors is an integer number (7048070970528).

Almost surely, 2^{51110501051051} is an apocalyptic number.

51110501051051 is a deficient number, since it is larger than the sum of its proper divisors (5274066713173).

51110501051051 is a wasteful number, since it uses less digits than its factorization.

51110501051051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95892122101.

The product of its (nonzero) digits is 625, while the sum is 26.

Adding to 51110501051051 its reverse (15015010501115), we get a palindrome (66125511552166).

The spelling of 51110501051051 in words is "fifty-one trillion, one hundred ten billion, five hundred one million, fifty-one thousand, fifty-one".