27507675840 has 56 divisors (see below), whose sum is σ = 87336873840. Its totient is φ = 7335379968.

The previous prime is 27507675817. The next prime is 27507675883. The reversal of 27507675840 is 4857670572.

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, 14325955 + ... + 14327874.

Almost surely, 2^27507675840 is an apocalyptic number.

27507675840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27507675840 is an abundant number, since it is smaller than the sum of its proper divisors (59829198000).

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

27507675840 is a wasteful number, since it uses less digits than its factorization.

27507675840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28653849 (or 28653839 counting only the distinct ones).

The product of its (nonzero) digits is 3292800, while the sum is 51.

The spelling of 27507675840 in words is "twenty-seven billion, five hundred seven million, six hundred seventy-five thousand, eight hundred forty".