5456745203953 has 2 divisors, whose sum is σ = 5456745203954. Its totient is φ = 5456745203952.

The previous prime is 5456745203939. The next prime is 5456745203977. The reversal of 5456745203953 is 3593025476545.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4931450751969 + 525294451984 = 2220687^2 + 724772^2 .

It is a cyclic number.

It is not a de Polignac number, because 5456745203953 - 2⁴¹ = 3257721948401 is a prime.

It is not a weakly prime, because it can be changed into another prime (5456745203933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2728372601976 + 2728372601977.

It is an arithmetic number, because the mean of its divisors is an integer number (2728372601977).

Almost surely, 2^{5456745203953} is an apocalyptic number.

It is an amenable number.

5456745203953 is a deficient number, since it is larger than the sum of its proper divisors (1).

5456745203953 is an equidigital number, since it uses as much as digits as its factorization.

5456745203953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040000, while the sum is 58.

The spelling of 5456745203953 in words is "five trillion, four hundred fifty-six billion, seven hundred forty-five million, two hundred three thousand, nine hundred fifty-three".