52153233153252 has 72 divisors (see below), whose sum is σ = 152867879024448. Its totient is φ = 13546294322880.

The previous prime is 52153233153209. The next prime is 52153233153271. The reversal of 52153233153252 is 25235133235125.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2565575883 + ... + 2565596210.

Almost surely, 2^{52153233153252} is an apocalyptic number.

It is an amenable number.

52153233153252 is an abundant number, since it is smaller than the sum of its proper divisors (100714645871196).

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

52153233153252 is a wasteful number, since it uses less digits than its factorization.

52153233153252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131172129 (or 5131172116 counting only the distinct ones).

The product of its digits is 810000, while the sum is 42.

Adding to 52153233153252 its reverse (25235133235125), we get a palindrome (77388366388377).

The spelling of 52153233153252 in words is "fifty-two trillion, one hundred fifty-three billion, two hundred thirty-three million, one hundred fifty-three thousand, two hundred fifty-two".