74425252448 has 24 divisors (see below), whose sum is σ = 146541512880. Its totient is φ = 37208360320.

The previous prime is 74425252439. The next prime is 74425252453. The reversal of 74425252448 is 84425252447.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160133 + ... + 417723.

It is an arithmetic number, because the mean of its divisors is an integer number (6105896370).

Almost surely, 2^74425252448 is an apocalyptic number.

It is an amenable number.

74425252448 is a deficient number, since it is larger than the sum of its proper divisors (72116260432).

74425252448 is a wasteful number, since it uses less digits than its factorization.

74425252448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266630 (or 266622 counting only the distinct ones).

The product of its digits is 2867200, while the sum is 47.

Subtracting 74425252448 from its reverse (84425252447), we obtain a palindrome (9999999999).

The spelling of 74425252448 in words is "seventy-four billion, four hundred twenty-five million, two hundred fifty-two thousand, four hundred forty-eight".