27010000056 has 64 divisors (see below), whose sum is σ = 73743505920. Its totient is φ = 8193709440.

The previous prime is 27009999983. The next prime is 27010000063. The reversal of 27010000056 is 65000001072.

It is a junction number, because it is equal to n+sod(n) for n = 27009999987 and 27010000041.

It is a congruent number.

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, 587500 + ... + 631803.

It is an arithmetic number, because the mean of its divisors is an integer number (1152242280).

Almost surely, 2^27010000056 is an apocalyptic number.

27010000056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

27010000056 is an abundant number, since it is smaller than the sum of its proper divisors (46733505864).

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

27010000056 is a wasteful number, since it uses less digits than its factorization.

27010000056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219396 (or 1219392 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

The spelling of 27010000056 in words is "twenty-seven billion, ten million, fifty-six", and thus it is an aban number and an uban number.