53223252044 has 48 divisors (see below), whose sum is σ = 99895340160. Its totient is φ = 24723947520.

The previous prime is 53223252041. The next prime is 53223252053. The reversal of 53223252044 is 44025232235.

It is a self number, because there is not a number n which added to its sum of digits gives 53223252044.

It is not an unprimeable number, because it can be changed into a prime (53223252041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1995404 + ... + 2021900.

It is an arithmetic number, because the mean of its divisors is an integer number (2081152920).

Almost surely, 2^53223252044 is an apocalyptic number.

It is an amenable number.

53223252044 is a deficient number, since it is larger than the sum of its proper divisors (46672088116).

53223252044 is a wasteful number, since it uses less digits than its factorization.

53223252044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26898 (or 26896 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 53223252044 its reverse (44025232235), we get a palindrome (97248484279).

The spelling of 53223252044 in words is "fifty-three billion, two hundred twenty-three million, two hundred fifty-two thousand, forty-four".