74200162225 has 36 divisors (see below), whose sum is σ = 113325859404. Its totient is φ = 47887150080.

The previous prime is 74200162217. The next prime is 74200162229. The reversal of 74200162225 is 52226100247.

It can be written as a sum of positive squares in 6 ways, for example, as 368947264 + 73831214961 = 19208^2 + 271719^2 .

It is not a de Polignac number, because 74200162225 - 2³ = 74200162217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74200162229) 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 in 35 ways as a sum of consecutive naturals, for example, 1760692 + ... + 1802341.

It is an arithmetic number, because the mean of its divisors is an integer number (3147940539).

Almost surely, 2^74200162225 is an apocalyptic number.

It is an amenable number.

74200162225 is a deficient number, since it is larger than the sum of its proper divisors (39125697179).

74200162225 is a wasteful number, since it uses less digits than its factorization.

74200162225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3563074 (or 3563062 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The spelling of 74200162225 in words is "seventy-four billion, two hundred million, one hundred sixty-two thousand, two hundred twenty-five".