74062356736 has 81 divisors (see below), whose sum is σ = 150534349959. Its totient is φ = 36367147008.

The previous prime is 74062356713. The next prime is 74062356743. The reversal of 74062356736 is 63765326047.

The square root of 74062356736 is 272144.

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

It can be written as a sum of positive squares in 4 ways, for example, as 4535214336 + 69527142400 = 67344^2 + 263680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 74062356736.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 317864076 + ... + 317864308.

Almost surely, 2^74062356736 is an apocalyptic number.

74062356736 is the 272144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74062356736

74062356736 is an abundant number, since it is smaller than the sum of its proper divisors (76471993223).

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

74062356736 is an frugal number, since it uses more digits than its factorization.

74062356736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 49.

Multiplying 74062356736 by its sum of digits (49), we get a square (3629055480064 = 1905008²).

The spelling of 74062356736 in words is "seventy-four billion, sixty-two million, three hundred fifty-six thousand, seven hundred thirty-six".