51051100061023 has 2 divisors, whose sum is σ = 51051100061024. Its totient is φ = 51051100061022.

The previous prime is 51051100060999. The next prime is 51051100061041. The reversal of 51051100061023 is 32016000115015.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51051100061023 - 2⁵ = 51051100060991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51051100061623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25525550030511 + 25525550030512.

It is an arithmetic number, because the mean of its divisors is an integer number (25525550030512).

Almost surely, 2^{51051100061023} is an apocalyptic number.

51051100061023 is a deficient number, since it is larger than the sum of its proper divisors (1).

51051100061023 is an equidigital number, since it uses as much as digits as its factorization.

51051100061023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 51051100061023 its reverse (32016000115015), we get a palindrome (83067100176038).

The spelling of 51051100061023 in words is "fifty-one trillion, fifty-one billion, one hundred million, sixty-one thousand, twenty-three".