1794553597349 has 4 divisors (see below), whose sum is σ = 1843055045964. Its totient is φ = 1746052148736.

The previous prime is 1794553597303. The next prime is 1794553597363. The reversal of 1794553597349 is 9437953554971.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1700369056324 + 94184541025 = 1303982^2 + 306895^2 .

It is a cyclic number.

It is not a de Polignac number, because 1794553597349 - 2²⁰ = 1794552548773 is a prime.

It is a super-2 number, since 2×1794553597349² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1794553507349) 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 in 3 ways as a sum of consecutive naturals, for example, 24250724252 + ... + 24250724325.

It is an arithmetic number, because the mean of its divisors is an integer number (460763761491).

Almost surely, 2^{1794553597349} is an apocalyptic number.

It is an amenable number.

1794553597349 is a deficient number, since it is larger than the sum of its proper divisors (48501448615).

1794553597349 is an equidigital number, since it uses as much as digits as its factorization.

1794553597349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48501448614.

The product of its digits is 642978000, while the sum is 71.

The spelling of 1794553597349 in words is "one trillion, seven hundred ninety-four billion, five hundred fifty-three million, five hundred ninety-seven thousand, three hundred forty-nine".