74361575369 has 2 divisors, whose sum is σ = 74361575370. Its totient is φ = 74361575368.

The previous prime is 74361575357. The next prime is 74361575371. The reversal of 74361575369 is 96357516347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61509952144 + 12851623225 = 248012^2 + 113365^2 .

It is a cyclic number.

It is not a de Polignac number, because 74361575369 - 2³⁶ = 5642098633 is a prime.

It is a super-2 number, since 2×74361575369² (a number of 23 digits) contains 22 as substring.

Together with 74361575371, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74361575329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37180787684 + 37180787685.

It is an arithmetic number, because the mean of its divisors is an integer number (37180787685).

Almost surely, 2^74361575369 is an apocalyptic number.

It is an amenable number.

74361575369 is a deficient number, since it is larger than the sum of its proper divisors (1).

74361575369 is an equidigital number, since it uses as much as digits as its factorization.

74361575369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14288400, while the sum is 56.

The spelling of 74361575369 in words is "seventy-four billion, three hundred sixty-one million, five hundred seventy-five thousand, three hundred sixty-nine".