27671252828 has 24 divisors (see below), whose sum is σ = 50101012080. Its totient is φ = 13356801920.

The previous prime is 27671252797. The next prime is 27671252849. The reversal of 27671252828 is 82825217672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1663400 + ... + 1679952.

It is an arithmetic number, because the mean of its divisors is an integer number (2087542170).

Almost surely, 2^27671252828 is an apocalyptic number.

It is an amenable number.

27671252828 is a deficient number, since it is larger than the sum of its proper divisors (22429759252).

27671252828 is a wasteful number, since it uses less digits than its factorization.

27671252828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30997 (or 30995 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 50.

The spelling of 27671252828 in words is "twenty-seven billion, six hundred seventy-one million, two hundred fifty-two thousand, eight hundred twenty-eight".