50710428047221 has 2 divisors, whose sum is σ = 50710428047222. Its totient is φ = 50710428047220.

The previous prime is 50710428047107. The next prime is 50710428047333. The reversal of 50710428047221 is 12274082401705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50204466131121 + 505961916100 = 7085511^2 + 711310^2 .

It is a cyclic number.

It is not a de Polignac number, because 50710428047221 - 2¹⁵ = 50710428014453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50710428947221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25355214023610 + 25355214023611.

It is an arithmetic number, because the mean of its divisors is an integer number (25355214023611).

Almost surely, 2^{50710428047221} is an apocalyptic number.

It is an amenable number.

50710428047221 is a deficient number, since it is larger than the sum of its proper divisors (1).

50710428047221 is an equidigital number, since it uses as much as digits as its factorization.

50710428047221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 250880, while the sum is 43.

The spelling of 50710428047221 in words is "fifty trillion, seven hundred ten billion, four hundred twenty-eight million, forty-seven thousand, two hundred twenty-one".