74404445250 has 32 divisors (see below), whose sum is σ = 185713497216. Its totient is φ = 19841185200.

The previous prime is 74404445153. The next prime is 74404445251. The reversal of 74404445250 is 5254440447.

It is a junction number, because it is equal to n+sod(n) for n = 74404445199 and 74404445208.

It is not an unprimeable number, because it can be changed into a prime (74404445251) 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 in 15 ways as a sum of consecutive naturals, for example, 49602214 + ... + 49603713.

It is an arithmetic number, because the mean of its divisors is an integer number (5803546788).

Almost surely, 2^74404445250 is an apocalyptic number.

74404445250 is an abundant number, since it is smaller than the sum of its proper divisors (111309051966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74404445250 is a wasteful number, since it uses less digits than its factorization.

74404445250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99205947 (or 99205937 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 39.

Adding to 74404445250 its reverse (5254440447), we get a palindrome (79658885697).

The spelling of 74404445250 in words is "seventy-four billion, four hundred four million, four hundred forty-five thousand, two hundred fifty".