56580127640 has 32 divisors (see below), whose sum is σ = 127338372000. Its totient is φ = 22626169344.

The previous prime is 56580127631. The next prime is 56580127663. The reversal of 56580127640 is 4672108565.

It is a junction number, because it is equal to n+sod(n) for n = 56580127591 and 56580127600.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 26300 + ... + 337419.

It is an arithmetic number, because the mean of its divisors is an integer number (3979324125).

Almost surely, 2^56580127640 is an apocalyptic number.

It is an amenable number.

56580127640 is an abundant number, since it is smaller than the sum of its proper divisors (70758244360).

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

56580127640 is a wasteful number, since it uses less digits than its factorization.

56580127640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367619 (or 367615 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 56580127640 in words is "fifty-six billion, five hundred eighty million, one hundred twenty-seven thousand, six hundred forty".