53505314544 has 80 divisors (see below), whose sum is σ = 153259726464. Its totient is φ = 15947923200.

The previous prime is 53505314539. The next prime is 53505314623. The reversal of 53505314544 is 44541350535.

It is a happy number.

53505314544 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 15 ways as a sum of consecutive naturals, for example, 798414 + ... + 862829.

Almost surely, 2^53505314544 is an apocalyptic number.

It is an amenable number.

53505314544 is an abundant number, since it is smaller than the sum of its proper divisors (99754411920).

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

53505314544 is a wasteful number, since it uses less digits than its factorization.

53505314544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661326 (or 1661320 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 53505314544 in words is "fifty-three billion, five hundred five million, three hundred fourteen thousand, five hundred forty-four".