11043149796 has 240 divisors, whose sum is σ = 34332641280. Its totient is φ = 3067243200.

The previous prime is 11043149753. The next prime is 11043149813. The reversal of 11043149796 is 69794134011.

It is a happy number.

11043149796 is a `hidden beast` number, since 110 + 43 + 1 + 497 + 9 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9593821 + ... + 9594971.

It is an arithmetic number, because the mean of its divisors is an integer number (143052672).

Almost surely, 2^11043149796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11043149796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17166320640).

11043149796 is an abundant number, since it is smaller than the sum of its proper divisors (23289491484).

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

11043149796 is a wasteful number, since it uses less digits than its factorization.

11043149796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1200 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 11043149796 in words is "eleven billion, forty-three million, one hundred forty-nine thousand, seven hundred ninety-six".