50051656505051 has 2 divisors, whose sum is σ = 50051656505052. Its totient is φ = 50051656505050.

The previous prime is 50051656505021. The next prime is 50051656505141. The reversal of 50051656505051 is 15050565615005.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50051656505051 is a prime.

It is a super-2 number, since 2×50051656505051² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50051656504993 and 50051656505011.

It is not a weakly prime, because it can be changed into another prime (50051656505021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25025828252525 + 25025828252526.

It is an arithmetic number, because the mean of its divisors is an integer number (25025828252526).

Almost surely, 2^{50051656505051} is an apocalyptic number.

50051656505051 is a deficient number, since it is larger than the sum of its proper divisors (1).

50051656505051 is an equidigital number, since it uses as much as digits as its factorization.

50051656505051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 562500, while the sum is 44.

The spelling of 50051656505051 in words is "fifty trillion, fifty-one billion, six hundred fifty-six million, five hundred five thousand, fifty-one".