50546155537 has 2 divisors, whose sum is σ = 50546155538. Its totient is φ = 50546155536.

The previous prime is 50546155531. The next prime is 50546155571. The reversal of 50546155537 is 73555164505.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36545586561 + 14000568976 = 191169^2 + 118324^2 .

It is a cyclic number.

It is not a de Polignac number, because 50546155537 - 2³¹ = 48398671889 is a prime.

It is not a weakly prime, because it can be changed into another prime (50546155531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25273077768 + 25273077769.

It is an arithmetic number, because the mean of its divisors is an integer number (25273077769).

Almost surely, 2^50546155537 is an apocalyptic number.

It is an amenable number.

50546155537 is a deficient number, since it is larger than the sum of its proper divisors (1).

50546155537 is an equidigital number, since it uses as much as digits as its factorization.

50546155537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1575000, while the sum is 46.

The spelling of 50546155537 in words is "fifty billion, five hundred forty-six million, one hundred fifty-five thousand, five hundred thirty-seven".