50371653253 has 2 divisors, whose sum is σ = 50371653254. Its totient is φ = 50371653252.

The previous prime is 50371653251. The next prime is 50371653281. The reversal of 50371653253 is 35235617305.

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., 35875011649 + 14496641604 = 189407^2 + 120402^2 .

It is a cyclic number.

It is not a de Polignac number, because 50371653253 - 2¹ = 50371653251 is a prime.

Together with 50371653251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50371653251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25185826626 + 25185826627.

It is an arithmetic number, because the mean of its divisors is an integer number (25185826627).

Almost surely, 2^50371653253 is an apocalyptic number.

It is an amenable number.

50371653253 is a deficient number, since it is larger than the sum of its proper divisors (1).

50371653253 is an equidigital number, since it uses as much as digits as its factorization.

50371653253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 283500, while the sum is 40.

The spelling of 50371653253 in words is "fifty billion, three hundred seventy-one million, six hundred fifty-three thousand, two hundred fifty-three".