56328147816 has 64 divisors (see below), whose sum is σ = 142239214080. Its totient is φ = 18587125440.

The previous prime is 56328147761. The next prime is 56328147829. The reversal of 56328147816 is 61874182365.

It is a super-2 number, since 2×56328147816² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3924445 + ... + 3938771.

It is an arithmetic number, because the mean of its divisors is an integer number (2222487720).

Almost surely, 2^56328147816 is an apocalyptic number.

It is an amenable number.

56328147816 is an abundant number, since it is smaller than the sum of its proper divisors (85911066264).

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

56328147816 is a wasteful number, since it uses less digits than its factorization.

56328147816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15974 (or 15970 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The spelling of 56328147816 in words is "fifty-six billion, three hundred twenty-eight million, one hundred forty-seven thousand, eight hundred sixteen".