11042647056 has 315 divisors, whose sum is σ = 37585632591. Its totient is φ = 3132343872.

The previous prime is 11042647037. The next prime is 11042647067. The reversal of 11042647056 is 65074624011.

The square root of 11042647056 is 105084.

It is a perfect power (a square), and thus also a powerful number.

11042647056 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 2 + 647 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11042647056.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 79443435 + ... + 79443573.

Almost surely, 2^11042647056 is an apocalyptic number.

11042647056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11042647056 is the 105084-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11042647056

11042647056 is an abundant number, since it is smaller than the sum of its proper divisors (26542985535).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11042647056 is an frugal number, since it uses more digits than its factorization.

11042647056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Multiplying 11042647056 by its sum of digits (36), we get a square (397535294016 = 630504²).

11042647056 divided by its sum of digits (36) gives a square (306740196 = 17514²).

The spelling of 11042647056 in words is "eleven billion, forty-two million, six hundred forty-seven thousand, fifty-six".