1128420775576 has 16 divisors (see below), whose sum is σ = 2147367894840. Its totient is φ = 555789336960.

The previous prime is 1128420775529. The next prime is 1128420775597. The reversal of 1128420775576 is 6755770248211.

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, 1052630785 + ... + 1052631856.

Almost surely, 2^{1128420775576} is an apocalyptic number.

It is an amenable number.

1128420775576 is a deficient number, since it is larger than the sum of its proper divisors (1018947119264).

1128420775576 is a wasteful number, since it uses less digits than its factorization.

1128420775576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105262714 (or 2105262710 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 55.

The spelling of 1128420775576 in words is "one trillion, one hundred twenty-eight billion, four hundred twenty million, seven hundred seventy-five thousand, five hundred seventy-six".