50911035551 has 2 divisors, whose sum is σ = 50911035552. Its totient is φ = 50911035550.

The previous prime is 50911035541. The next prime is 50911035607. The reversal of 50911035551 is 15553011905.

It is a happy number.

50911035551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50911035551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50911035541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25455517775 + 25455517776.

It is an arithmetic number, because the mean of its divisors is an integer number (25455517776).

Almost surely, 2^50911035551 is an apocalyptic number.

50911035551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50911035551 is an equidigital number, since it uses as much as digits as its factorization.

50911035551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16875, while the sum is 35.

The spelling of 50911035551 in words is "fifty billion, nine hundred eleven million, thirty-five thousand, five hundred fifty-one".