56387221335882 has 48 divisors (see below), whose sum is σ = 124103512046592. Its totient is φ = 18499120358400.

The previous prime is 56387221335853. The next prime is 56387221335943. The reversal of 56387221335882 is 28853312278365.

It is a happy number.

56387221335882 is a `hidden beast` number, since 5 + 6 + 38 + 7 + 2 + 2 + 13 + 3 + 588 + 2 = 666.

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, 18922743 + ... + 21698954.

It is an arithmetic number, because the mean of its divisors is an integer number (2585489834304).

Almost surely, 2^{56387221335882} is an apocalyptic number.

56387221335882 is an abundant number, since it is smaller than the sum of its proper divisors (67716290710710).

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

56387221335882 is a wasteful number, since it uses less digits than its factorization.

56387221335882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40622923 (or 40622920 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 56387221335882 in words is "fifty-six trillion, three hundred eighty-seven billion, two hundred twenty-one million, three hundred thirty-five thousand, eight hundred eighty-two".