6388225920036 has 81 divisors (see below), whose sum is σ = 17043411144123. Its totient is φ = 2017243511280.

The previous prime is 6388225919993. The next prime is 6388225920059. The reversal of 6388225920036 is 6300295228836.

The square root of 6388225920036 is 2527494.

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

6388225920036 is a `hidden beast` number, since 6 + 388 + 2 + 2 + 59 + 200 + 3 + 6 = 666.

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, 288123231 + ... + 288145401.

Almost surely, 2^{6388225920036} is an apocalyptic number.

6388225920036 is the 2527494-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6388225920036

6388225920036 is an abundant number, since it is smaller than the sum of its proper divisors (10655185224087).

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

6388225920036 is an equidigital number, since it uses as much as digits as its factorization.

6388225920036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44390 (or 22195 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 6388225920036 in words is "six trillion, three hundred eighty-eight billion, two hundred twenty-five million, nine hundred twenty thousand, thirty-six".