1126556536012 has 12 divisors (see below), whose sum is σ = 1972289624760. Its totient is φ = 563045214656.

The previous prime is 1126556535983. The next prime is 1126556536037. The reversal of 1126556536012 is 2106356556211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126556536012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58252462 + ... + 58271797.

It is an arithmetic number, because the mean of its divisors is an integer number (164357468730).

Almost surely, 2^{1126556536012} is an apocalyptic number.

It is an amenable number.

1126556536012 is a deficient number, since it is larger than the sum of its proper divisors (845733088748).

1126556536012 is a wasteful number, since it uses less digits than its factorization.

1126556536012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116526680 (or 116526678 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 1126556536012 in words is "one trillion, one hundred twenty-six billion, five hundred fifty-six million, five hundred thirty-six thousand, twelve".