50994637153 has 2 divisors, whose sum is σ = 50994637154. Its totient is φ = 50994637152.

The previous prime is 50994637147. The next prime is 50994637159. The reversal of 50994637153 is 35173649905.

It is a balanced prime because it is at equal distance from previous prime (50994637147) and next prime (50994637159).

It can be written as a sum of positive squares in only one way, i.e., 44930433024 + 6064204129 = 211968^2 + 77873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50994637153 is a prime.

It is a super-2 number, since 2×50994637153² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50994637153.

It is not a weakly prime, because it can be changed into another prime (50994637159) 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, 25497318576 + 25497318577.

It is an arithmetic number, because the mean of its divisors is an integer number (25497318577).

Almost surely, 2^50994637153 is an apocalyptic number.

It is an amenable number.

50994637153 is a deficient number, since it is larger than the sum of its proper divisors (1).

50994637153 is an equidigital number, since it uses as much as digits as its factorization.

50994637153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3061800, while the sum is 52.

The spelling of 50994637153 in words is "fifty billion, nine hundred ninety-four million, six hundred thirty-seven thousand, one hundred fifty-three".