53144052504 has 32 divisors (see below), whose sum is σ = 133829921520. Its totient is φ = 17585378816.

The previous prime is 53144052499. The next prime is 53144052539. The reversal of 53144052504 is 40525044135.

53144052504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8078229 + ... + 8084804.

Almost surely, 2^53144052504 is an apocalyptic number.

It is an amenable number.

53144052504 is an abundant number, since it is smaller than the sum of its proper divisors (80685869016).

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

53144052504 is a wasteful number, since it uses less digits than its factorization.

53144052504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16163179 (or 16163175 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 53144052504 its reverse (40525044135), we get a palindrome (93669096639).

The spelling of 53144052504 in words is "fifty-three billion, one hundred forty-four million, fifty-two thousand, five hundred four".