74228577984 has 448 divisors, whose sum is σ = 243168952320. Its totient is φ = 22016655360.

The previous prime is 74228577977. The next prime is 74228577989. The reversal of 74228577984 is 48977582247.

It is not an unprimeable number, because it can be changed into a prime (74228577989) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 234159394 + ... + 234159710.

It is an arithmetic number, because the mean of its divisors is an integer number (542787840).

Almost surely, 2^74228577984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74228577984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121584476160).

74228577984 is an abundant number, since it is smaller than the sum of its proper divisors (168940374336).

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

74228577984 is a wasteful number, since it uses less digits than its factorization.

74228577984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 557 counting only the distinct ones).

The product of its digits is 63221760, while the sum is 63.

The spelling of 74228577984 in words is "seventy-four billion, two hundred twenty-eight million, five hundred seventy-seven thousand, nine hundred eighty-four".