2550240420503 has 2 divisors, whose sum is σ = 2550240420504. Its totient is φ = 2550240420502.

The previous prime is 2550240420493. The next prime is 2550240420583. The reversal of 2550240420503 is 3050240420552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2550240420503 - 2¹² = 2550240416407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2550240420503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2550240420583) 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, 1275120210251 + 1275120210252.

It is an arithmetic number, because the mean of its divisors is an integer number (1275120210252).

Almost surely, 2^{2550240420503} is an apocalyptic number.

2550240420503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550240420503 is an equidigital number, since it uses as much as digits as its factorization.

2550240420503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 2550240420503 in words is "two trillion, five hundred fifty billion, two hundred forty million, four hundred twenty thousand, five hundred three".