27768876152 has 16 divisors (see below), whose sum is σ = 52081976160. Its totient is φ = 13880349184.

The previous prime is 27768876133. The next prime is 27768876173. The reversal of 27768876152 is 25167886772.

It is a super-2 number, since 2×27768876152² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27768876091 and 27768876100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482153 + ... + 536664.

It is an arithmetic number, because the mean of its divisors is an integer number (3255123510).

Almost surely, 2^27768876152 is an apocalyptic number.

It is an amenable number.

27768876152 is a deficient number, since it is larger than the sum of its proper divisors (24313100008).

27768876152 is a wasteful number, since it uses less digits than its factorization.

27768876152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022230 (or 1022226 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 59.

The spelling of 27768876152 in words is "twenty-seven billion, seven hundred sixty-eight million, eight hundred seventy-six thousand, one hundred fifty-two".