11111005332656 has 20 divisors (see below), whose sum is σ = 21546083248872. Its totient is φ = 5550725784576.

The previous prime is 11111005332641. The next prime is 11111005332781. The reversal of 11111005332656 is 65623350011111.

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, 298535921 + ... + 298573136.

Almost surely, 2^{11111005332656} is an apocalyptic number.

11111005332656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11111005332656 is a deficient number, since it is larger than the sum of its proper divisors (10435077916216).

11111005332656 is a wasteful number, since it uses less digits than its factorization.

11111005332656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597110228 (or 597110222 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

Adding to 11111005332656 its reverse (65623350011111), we get a palindrome (76734355343767).

The spelling of 11111005332656 in words is "eleven trillion, one hundred eleven billion, five million, three hundred thirty-two thousand, six hundred fifty-six".