52445511554424 has 256 divisors, whose sum is σ = 137013808988160. Its totient is φ = 16710537600000.

The previous prime is 52445511554339. The next prime is 52445511554431. The reversal of 52445511554424 is 42445511554425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23806404507 + ... + 23806406709.

It is an arithmetic number, because the mean of its divisors is an integer number (535210191360).

Almost surely, 2^{52445511554424} 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 52445511554424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68506904494080).

52445511554424 is an abundant number, since it is smaller than the sum of its proper divisors (84568297433736).

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

52445511554424 is a wasteful number, since it uses less digits than its factorization.

52445511554424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442 (or 3438 counting only the distinct ones).

The product of its digits is 12800000, while the sum is 51.

Subtracting from 52445511554424 its reverse (42445511554425), we obtain a palindrome (9999999999999).

The spelling of 52445511554424 in words is "fifty-two trillion, four hundred forty-five billion, five hundred eleven million, five hundred fifty-four thousand, four hundred twenty-four".