2355436273373 has 2 divisors, whose sum is σ = 2355436273374. Its totient is φ = 2355436273372.

The previous prime is 2355436273301. The next prime is 2355436273381. The reversal of 2355436273373 is 3733726345532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1863492549604 + 491943723769 = 1365098^2 + 701387^2 .

It is a cyclic number.

It is not a de Polignac number, because 2355436273373 - 2²⁶ = 2355369164509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2355436278373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1177718136686 + 1177718136687.

It is an arithmetic number, because the mean of its divisors is an integer number (1177718136687).

Almost surely, 2^{2355436273373} is an apocalyptic number.

It is an amenable number.

2355436273373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2355436273373 is an equidigital number, since it uses as much as digits as its factorization.

2355436273373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28576800, while the sum is 53.

The spelling of 2355436273373 in words is "two trillion, three hundred fifty-five billion, four hundred thirty-six million, two hundred seventy-three thousand, three hundred seventy-three".