2040004400503 has 2 divisors, whose sum is σ = 2040004400504. Its totient is φ = 2040004400502.

The previous prime is 2040004400437. The next prime is 2040004400519. The reversal of 2040004400503 is 3050044000402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2040004400503 - 2²¹ = 2040002303351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040004100503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020002200251 + 1020002200252.

It is an arithmetic number, because the mean of its divisors is an integer number (1020002200252).

Almost surely, 2^{2040004400503} is an apocalyptic number.

2040004400503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040004400503 is an equidigital number, since it uses as much as digits as its factorization.

2040004400503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 2040004400503 its reverse (3050044000402), we get a palindrome (5090048400905).

The spelling of 2040004400503 in words is "two trillion, forty billion, four million, four hundred thousand, five hundred three".