52444051334320 has 20 divisors (see below), whose sum is σ = 121932419352480. Its totient is φ = 20977620533696.

The previous prime is 52444051334263. The next prime is 52444051334351. The reversal of 52444051334320 is 2343315044425.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327775320760 + ... + 327775320919.

It is an arithmetic number, because the mean of its divisors is an integer number (6096620967624).

Almost surely, 2^{52444051334320} is an apocalyptic number.

It is an amenable number.

52444051334320 is an abundant number, since it is smaller than the sum of its proper divisors (69488368018160).

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

52444051334320 is a wasteful number, since it uses less digits than its factorization.

52444051334320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655550641692 (or 655550641686 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 52444051334320 its reverse (2343315044425), we get a palindrome (54787366378745).

The spelling of 52444051334320 in words is "fifty-two trillion, four hundred forty-four billion, fifty-one million, three hundred thirty-four thousand, three hundred twenty".