56328147818 has 16 divisors (see below), whose sum is σ = 86465776320. Its totient is φ = 27506353056.

The previous prime is 56328147761. The next prime is 56328147829. The reversal of 56328147818 is 81874182365.

It is a super-2 number, since 2×56328147818² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56328147818.

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, 1037963 + ... + 1090881.

It is an arithmetic number, because the mean of its divisors is an integer number (5404111020).

Almost surely, 2^56328147818 is an apocalyptic number.

56328147818 is a deficient number, since it is larger than the sum of its proper divisors (30137628502).

56328147818 is a wasteful number, since it uses less digits than its factorization.

56328147818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65341.

The product of its digits is 2580480, while the sum is 53.

The spelling of 56328147818 in words is "fifty-six billion, three hundred twenty-eight million, one hundred forty-seven thousand, eight hundred eighteen".