56185450000 has 60 divisors (see below), whose sum is σ = 136065549060. Its totient is φ = 22474160000.

The previous prime is 56185449979. The next prime is 56185450033. The reversal of 56185450000 is 5458165.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 35356033024 + 20829416976 = 188032^2 + 144324^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 511855 + ... + 611854.

It is an arithmetic number, because the mean of its divisors is an integer number (2267759151).

Almost surely, 2^56185450000 is an apocalyptic number.

56185450000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56185450000 is an abundant number, since it is smaller than the sum of its proper divisors (79880099060).

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

56185450000 is an equidigital number, since it uses as much as digits as its factorization.

56185450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123742 (or 1123716 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 56185450000 in words is "fifty-six billion, one hundred eighty-five million, four hundred fifty thousand".