53503634544 has 40 divisors (see below), whose sum is σ = 138250599312. Its totient is φ = 17830302720.

The previous prime is 53503634533. The next prime is 53503634551. The reversal of 53503634544 is 44543630535.

It is a super-3 number, since 3×53503634544³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53503634496 and 53503634505.

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, 74674 + ... + 335534.

Almost surely, 2^53503634544 is an apocalyptic number.

It is an amenable number.

53503634544 is an abundant number, since it is smaller than the sum of its proper divisors (84746964768).

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

53503634544 is a wasteful number, since it uses less digits than its factorization.

53503634544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265145 (or 265139 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

The spelling of 53503634544 in words is "fifty-three billion, five hundred three million, six hundred thirty-four thousand, five hundred forty-four".