1850774436353 has 2 divisors, whose sum is σ = 1850774436354. Its totient is φ = 1850774436352.

The previous prime is 1850774436331. The next prime is 1850774436361. The reversal of 1850774436353 is 3536344770581.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1850750738929 + 23697424 = 1360423^2 + 4868^2 .

It is a cyclic number.

It is not a de Polignac number, because 1850774436353 - 2⁸ = 1850774436097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1850774466353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 925387218176 + 925387218177.

It is an arithmetic number, because the mean of its divisors is an integer number (925387218177).

Almost surely, 2^{1850774436353} is an apocalyptic number.

It is an amenable number.

1850774436353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1850774436353 is an equidigital number, since it uses as much as digits as its factorization.

1850774436353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25401600, while the sum is 56.

The spelling of 1850774436353 in words is "one trillion, eight hundred fifty billion, seven hundred seventy-four million, four hundred thirty-six thousand, three hundred fifty-three".