51105958303 has 2 divisors, whose sum is σ = 51105958304. Its totient is φ = 51105958302.

The previous prime is 51105958273. The next prime is 51105958357. The reversal of 51105958303 is 30385950115.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51105958303 is a prime.

It is a super-2 number, since 2×51105958303² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51105958373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552979151 + 25552979152.

It is an arithmetic number, because the mean of its divisors is an integer number (25552979152).

Almost surely, 2^51105958303 is an apocalyptic number.

51105958303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51105958303 is an equidigital number, since it uses as much as digits as its factorization.

51105958303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 40.

The spelling of 51105958303 in words is "fifty-one billion, one hundred five million, nine hundred fifty-eight thousand, three hundred three".