2573404623043 has 2 divisors, whose sum is σ = 2573404623044. Its totient is φ = 2573404623042.

The previous prime is 2573404623019. The next prime is 2573404623047. The reversal of 2573404623043 is 3403264043752.

It is a happy number.

2573404623043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2573404623043 is a prime.

It is a super-2 number, since 2×2573404623043² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2573404623047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286702311521 + 1286702311522.

It is an arithmetic number, because the mean of its divisors is an integer number (1286702311522).

Almost surely, 2^{2573404623043} is an apocalyptic number.

2573404623043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573404623043 is an equidigital number, since it uses as much as digits as its factorization.

2573404623043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 43.

Adding to 2573404623043 its reverse (3403264043752), we get a palindrome (5976668666795).

The spelling of 2573404623043 in words is "two trillion, five hundred seventy-three billion, four hundred four million, six hundred twenty-three thousand, forty-three".