2045441202443 has 2 divisors, whose sum is σ = 2045441202444. Its totient is φ = 2045441202442.

The previous prime is 2045441202421. The next prime is 2045441202473. The reversal of 2045441202443 is 3442021445402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045441202443 is a prime.

It is a super-3 number, since 3×2045441202443³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2045441202473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022720601221 + 1022720601222.

It is an arithmetic number, because the mean of its divisors is an integer number (1022720601222).

Almost surely, 2^{2045441202443} is an apocalyptic number.

2045441202443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045441202443 is an equidigital number, since it uses as much as digits as its factorization.

2045441202443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 2045441202443 its reverse (3442021445402), we get a palindrome (5487462647845).

The spelling of 2045441202443 in words is "two trillion, forty-five billion, four hundred forty-one million, two hundred two thousand, four hundred forty-three".