288374534780836 has 81 divisors (see below), whose sum is σ = 603361546597089. Its totient is φ = 120245172733728.

The previous prime is 288374534780819. The next prime is 288374534780861. The reversal of 288374534780836 is 638087435473882.

It is a happy number.

The square root of 288374534780836 is 16981594.

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., 258041493868900 + 30333040911936 = 16063670^2 + 5507544^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 8796449301 + ... + 8796482083.

Almost surely, 2^{288374534780836} is an apocalyptic number.

288374534780836 is the 16981594-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 288374534780836

288374534780836 is an abundant number, since it is smaller than the sum of its proper divisors (314987011816253).

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

288374534780836 is an frugal number, since it uses more digits than its factorization.

288374534780836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65658 (or 32829 counting only the distinct ones).

The product of its (nonzero) digits is 5202247680, while the sum is 76.

The spelling of 288374534780836 in words is "two hundred eighty-eight trillion, three hundred seventy-four billion, five hundred thirty-four million, seven hundred eighty thousand, eight hundred thirty-six".