2553193855343 has 2 divisors, whose sum is σ = 2553193855344. Its totient is φ = 2553193855342.

The previous prime is 2553193855327. The next prime is 2553193855351. The reversal of 2553193855343 is 3435583913552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2553193855343 - 2⁴ = 2553193855327 is a prime.

It is a super-2 number, since 2×2553193855343² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2553193855643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276596927671 + 1276596927672.

It is an arithmetic number, because the mean of its divisors is an integer number (1276596927672).

Almost surely, 2^{2553193855343} is an apocalyptic number.

2553193855343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553193855343 is an equidigital number, since it uses as much as digits as its factorization.

2553193855343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160000, while the sum is 56.

The spelling of 2553193855343 in words is "two trillion, five hundred fifty-three billion, one hundred ninety-three million, eight hundred fifty-five thousand, three hundred forty-three".