52055021504 has 56 divisors (see below), whose sum is σ = 104149702800. Its totient is φ = 25813360640.

The previous prime is 52055021483. The next prime is 52055021509. The reversal of 52055021504 is 40512055025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52055021509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4450544 + ... + 4462224.

Almost surely, 2^52055021504 is an apocalyptic number.

It is an amenable number.

52055021504 is an abundant number, since it is smaller than the sum of its proper divisors (52094681296).

52055021504 is a wasteful number, since it uses less digits than its factorization.

52055021504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12261 (or 12251 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

Adding to 52055021504 its reverse (40512055025), we get a palindrome (92567076529).

The spelling of 52055021504 in words is "fifty-two billion, fifty-five million, twenty-one thousand, five hundred four".