74323845376 has 81 divisors (see below), whose sum is σ = 163175832813. Its totient is φ = 33761756160.

The previous prime is 74323845331. The next prime is 74323845389. The reversal of 74323845376 is 67354832347.

The square root of 74323845376 is 272624.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 25146347776 + 49177497600 = 158576^2 + 221760^2 .

It is a Duffinian number.

Its product of digits (10160640) is a multiple of the sum of its prime factors (3136).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 47981050 + ... + 47982598.

Almost surely, 2^74323845376 is an apocalyptic number.

74323845376 is the 272624-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74323845376

74323845376 is an abundant number, since it is smaller than the sum of its proper divisors (88851987437).

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

74323845376 is an frugal number, since it uses more digits than its factorization.

74323845376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136 (or 1562 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 52.

The spelling of 74323845376 in words is "seventy-four billion, three hundred twenty-three million, eight hundred forty-five thousand, three hundred seventy-six".