51144353011 has 2 divisors, whose sum is σ = 51144353012. Its totient is φ = 51144353010.

The previous prime is 51144352979. The next prime is 51144353017. The reversal of 51144353011 is 11035344115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51144353011 - 2⁵ = 51144352979 is a prime.

It is a super-2 number, since 2×51144353011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51144353017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25572176505 + 25572176506.

It is an arithmetic number, because the mean of its divisors is an integer number (25572176506).

Almost surely, 2^51144353011 is an apocalyptic number.

51144353011 is a deficient number, since it is larger than the sum of its proper divisors (1).

51144353011 is an equidigital number, since it uses as much as digits as its factorization.

51144353011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 51144353011 its reverse (11035344115), we get a palindrome (62179697126).

The spelling of 51144353011 in words is "fifty-one billion, one hundred forty-four million, three hundred fifty-three thousand, eleven".