27429557676 has 24 divisors (see below), whose sum is σ = 64114799280. Its totient is φ = 9127114752.

The previous prime is 27429557657. The next prime is 27429557699. The reversal of 27429557676 is 67675592472.

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, 2001781 + ... + 2015436.

It is an arithmetic number, because the mean of its divisors is an integer number (2671449970).

Almost surely, 2^27429557676 is an apocalyptic number.

It is an amenable number.

27429557676 is an abundant number, since it is smaller than the sum of its proper divisors (36685241604).

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

27429557676 is a wasteful number, since it uses less digits than its factorization.

27429557676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017793 (or 4017791 counting only the distinct ones).

The product of its digits is 44452800, while the sum is 60.

The spelling of 27429557676 in words is "twenty-seven billion, four hundred twenty-nine million, five hundred fifty-seven thousand, six hundred seventy-six".