1111226666656 has 12 divisors (see below), whose sum is σ = 2187727500042. Its totient is φ = 555613333312.

The previous prime is 1111226666629. The next prime is 1111226666663. The reversal of 1111226666656 is 6566666221111.

It can be written as a sum of positive squares in only one way, i.e., 1037831187600 + 73395479056 = 1018740^2 + 270916^2 .

It is a pancake number, because a pancake can be divided into 1111226666656 parts by 1490789 straight cuts.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17362916635 + ... + 17362916698.

Almost surely, 2^{1111226666656} is an apocalyptic number.

1111226666656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1111226666656 is a deficient number, since it is larger than the sum of its proper divisors (1076500833386).

1111226666656 is an equidigital number, since it uses as much as digits as its factorization.

1111226666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34725833343 (or 34725833335 counting only the distinct ones).

The product of its digits is 933120, while the sum is 49.

The spelling of 1111226666656 in words is "one trillion, one hundred eleven billion, two hundred twenty-six million, six hundred sixty-six thousand, six hundred fifty-six".