53189500318 has 16 divisors (see below), whose sum is σ = 80090684640. Its totient is φ = 26492659200.

The previous prime is 53189500253. The next prime is 53189500369. The reversal of 53189500318 is 81300598135.

It is a super-2 number, since 2×53189500318² (a number of 22 digits) contains 22 as substring.

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, 2366638 + ... + 2389006.

It is an arithmetic number, because the mean of its divisors is an integer number (5005667790).

Almost surely, 2^53189500318 is an apocalyptic number.

53189500318 is a deficient number, since it is larger than the sum of its proper divisors (26901184322).

53189500318 is a wasteful number, since it uses less digits than its factorization.

53189500318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26883.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 53189500318 in words is "fifty-three billion, one hundred eighty-nine million, five hundred thousand, three hundred eighteen".