53522354040 has 64 divisors (see below), whose sum is σ = 163199331360. Its totient is φ = 14038648320.

The previous prime is 53522354027. The next prime is 53522354069. The reversal of 53522354040 is 4045322535.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53522353992 and 53522354010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3648579 + ... + 3663218.

Almost surely, 2^53522354040 is an apocalyptic number.

It is an amenable number.

53522354040 is an abundant number, since it is smaller than the sum of its proper divisors (109676977320).

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

53522354040 is a wasteful number, since it uses less digits than its factorization.

53522354040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7311872 (or 7311868 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 53522354040 its reverse (4045322535), we get a palindrome (57567676575).

The spelling of 53522354040 in words is "fifty-three billion, five hundred twenty-two million, three hundred fifty-four thousand, forty".