53318395918546 has 48 divisors (see below), whose sum is σ = 92147356248480. Its totient is φ = 22943774684160.

The previous prime is 53318395918531. The next prime is 53318395918559. The reversal of 53318395918546 is 64581959381335.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8807925 + ... + 13572631.

It is an arithmetic number, because the mean of its divisors is an integer number (1919736588510).

Almost surely, 2^{53318395918546} is an apocalyptic number.

53318395918546 is a deficient number, since it is larger than the sum of its proper divisors (38828960329934).

53318395918546 is a wasteful number, since it uses less digits than its factorization.

53318395918546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766167 (or 4766148 counting only the distinct ones).

The product of its digits is 419904000, while the sum is 70.

The spelling of 53318395918546 in words is "fifty-three trillion, three hundred eighteen billion, three hundred ninety-five million, nine hundred eighteen thousand, five hundred forty-six".