11047506900 has 72 divisors (see below), whose sum is σ = 32009201280. Its totient is φ = 2941847040.

The previous prime is 11047506881. The next prime is 11047506917. The reversal of 11047506900 is 960574011.

It is a super-2 number, since 2×11047506900² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190092 + ... + 241308.

It is an arithmetic number, because the mean of its divisors is an integer number (444572240).

Almost surely, 2^11047506900 is an apocalyptic number.

11047506900 is a gapful number since it is divisible by the number (10) 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 11047506900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16004600640).

11047506900 is an abundant number, since it is smaller than the sum of its proper divisors (20961694380).

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

11047506900 is a wasteful number, since it uses less digits than its factorization.

11047506900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51953 (or 51946 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The spelling of 11047506900 in words is "eleven billion, forty-seven million, five hundred six thousand, nine hundred".