50451154451171 has 2 divisors, whose sum is σ = 50451154451172. Its totient is φ = 50451154451170.

The previous prime is 50451154451153. The next prime is 50451154451213. The reversal of 50451154451171 is 17115445115405.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50451154451171 is a prime.

It is a super-2 number, since 2×50451154451171² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50451154451771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25225577225585 + 25225577225586.

It is an arithmetic number, because the mean of its divisors is an integer number (25225577225586).

Almost surely, 2^{50451154451171} is an apocalyptic number.

50451154451171 is a deficient number, since it is larger than the sum of its proper divisors (1).

50451154451171 is an equidigital number, since it uses as much as digits as its factorization.

50451154451171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280000, while the sum is 44.

Adding to 50451154451171 its reverse (17115445115405), we get a palindrome (67566599566576).

The spelling of 50451154451171 in words is "fifty trillion, four hundred fifty-one billion, one hundred fifty-four million, four hundred fifty-one thousand, one hundred seventy-one".