52003555968 has 256 divisors, whose sum is σ = 180014365440. Its totient is φ = 12908298240.

The previous prime is 52003555963. The next prime is 52003555969. The reversal of 52003555968 is 86955530025.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (52003555963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550278 + ... + 637818.

It is an arithmetic number, because the mean of its divisors is an integer number (703181115).

Almost surely, 2^52003555968 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 52003555968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90007182720).

52003555968 is an abundant number, since it is smaller than the sum of its proper divisors (128010809472).

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

52003555968 is a wasteful number, since it uses less digits than its factorization.

52003555968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87595 (or 87583 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 52003555968 in words is "fifty-two billion, three million, five hundred fifty-five thousand, nine hundred sixty-eight".