52213665336 has 32 divisors (see below), whose sum is σ = 149181901440. Its totient is φ = 14918190048.

The previous prime is 52213665263. The next prime is 52213665389. The reversal of 52213665336 is 63356631225.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155397646 + ... + 155397981.

It is an arithmetic number, because the mean of its divisors is an integer number (4661934420).

Almost surely, 2^52213665336 is an apocalyptic number.

52213665336 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

52213665336 is an abundant number, since it is smaller than the sum of its proper divisors (96968236104).

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

52213665336 is a wasteful number, since it uses less digits than its factorization.

52213665336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310795643 (or 310795639 counting only the distinct ones).

The product of its digits is 583200, while the sum is 42.

The spelling of 52213665336 in words is "fifty-two billion, two hundred thirteen million, six hundred sixty-five thousand, three hundred thirty-six".