74249322005 has 8 divisors (see below), whose sum is σ = 90100301400. Its totient is φ = 58732047616.

The previous prime is 74249322001. The next prime is 74249322013. The reversal of 74249322005 is 50022394247.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1389276529 + 72860045476 = 37273^2 + 269926^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74249322005 - 2² = 74249322001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74249322005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74249322001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83425760 + ... + 83426649.

It is an arithmetic number, because the mean of its divisors is an integer number (11262537675).

Almost surely, 2^74249322005 is an apocalyptic number.

It is an amenable number.

74249322005 is a deficient number, since it is larger than the sum of its proper divisors (15850979395).

74249322005 is a wasteful number, since it uses less digits than its factorization.

74249322005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166852503.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 74249322005 in words is "seventy-four billion, two hundred forty-nine million, three hundred twenty-two thousand, five".