50055549738361 has 2 divisors, whose sum is σ = 50055549738362. Its totient is φ = 50055549738360.

The previous prime is 50055549738287. The next prime is 50055549738391. The reversal of 50055549738361 is 16383794555005.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49461330765625 + 594218972736 = 7032875^2 + 770856^2 .

It is a cyclic number.

It is not a de Polignac number, because 50055549738361 - 2²⁵ = 50055516183929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50055549738361.

It is not a weakly prime, because it can be changed into another prime (50055549738391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25027774869180 + 25027774869181.

It is an arithmetic number, because the mean of its divisors is an integer number (25027774869181).

Almost surely, 2^{50055549738361} is an apocalyptic number.

It is an amenable number.

50055549738361 is a deficient number, since it is larger than the sum of its proper divisors (1).

50055549738361 is an equidigital number, since it uses as much as digits as its factorization.

50055549738361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040000, while the sum is 61.

The spelling of 50055549738361 in words is "fifty trillion, fifty-five billion, five hundred forty-nine million, seven hundred thirty-eight thousand, three hundred sixty-one".