27740571504 has 40 divisors (see below), whose sum is σ = 72320616720. Its totient is φ = 9162021888.

The previous prime is 27740571503. The next prime is 27740571563. The reversal of 27740571504 is 40517504772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27740571503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2645817 + ... + 2656280.

It is an arithmetic number, because the mean of its divisors is an integer number (1808015418).

Almost surely, 2^27740571504 is an apocalyptic number.

27740571504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27740571504 is an abundant number, since it is smaller than the sum of its proper divisors (44580045216).

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

27740571504 is a wasteful number, since it uses less digits than its factorization.

27740571504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302217 (or 5302211 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 42.

The spelling of 27740571504 in words is "twenty-seven billion, seven hundred forty million, five hundred seventy-one thousand, five hundred four".