1117278286828 has 12 divisors (see below), whose sum is σ = 2132985820392. Its totient is φ = 507853766720.

The previous prime is 1117278286811. The next prime is 1117278286867. The reversal of 1117278286828 is 8286828727111.

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, 12696344125 + ... + 12696344212.

It is an arithmetic number, because the mean of its divisors is an integer number (177748818366).

Almost surely, 2^{1117278286828} is an apocalyptic number.

It is an amenable number.

1117278286828 is a deficient number, since it is larger than the sum of its proper divisors (1015707533564).

1117278286828 is a wasteful number, since it uses less digits than its factorization.

1117278286828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25392688352 (or 25392688350 counting only the distinct ones).

The product of its digits is 9633792, while the sum is 61.

The spelling of 1117278286828 in words is "one trillion, one hundred seventeen billion, two hundred seventy-eight million, two hundred eighty-six thousand, eight hundred twenty-eight".