52267331665920 has 720 divisors, whose sum is σ = 197748768456288. Its totient is φ = 11750804029440.

The previous prime is 52267331665919. The next prime is 52267331665937. The reversal of 52267331665920 is 2956613376225.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 734541064 + ... + 734612216.

Almost surely, 2^{52267331665920} 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 52267331665920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98874384228144).

52267331665920 is an abundant number, since it is smaller than the sum of its proper divisors (145481436790368).

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

52267331665920 is an equidigital number, since it uses as much as digits as its factorization.

52267331665920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71264 (or 71231 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 57.

The spelling of 52267331665920 in words is "fifty-two trillion, two hundred sixty-seven billion, three hundred thirty-one million, six hundred sixty-five thousand, nine hundred twenty".