11047456512 has 108 divisors (see below), whose sum is σ = 33032450360. Its totient is φ = 3682464768.

The previous prime is 11047456507. The next prime is 11047456513. The reversal of 11047456512 is 21565474011.

11047456512 is a `hidden beast` number, since 1 + 10 + 4 + 74 + 565 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (108).

It is a super-2 number, since 2×11047456512² (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11047456513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26587 + ... + 151002.

Almost surely, 2^11047456512 is an apocalyptic number.

11047456512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11047456512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16516225180).

11047456512 is an abundant number, since it is smaller than the sum of its proper divisors (21984993848).

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

11047456512 is an frugal number, since it uses more digits than its factorization.

11047456512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177620 (or 177594 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 11047456512 in words is "eleven billion, forty-seven million, four hundred fifty-six thousand, five hundred twelve".