11447909804 has 6 divisors (see below), whose sum is σ = 20033842164. Its totient is φ = 5723954900.

The previous prime is 11447909801. The next prime is 11447909821. The reversal of 11447909804 is 40890974411.

It is not an unprimeable number, because it can be changed into a prime (11447909801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1430988722 + ... + 1430988729.

It is an arithmetic number, because the mean of its divisors is an integer number (3338973694).

Almost surely, 2^11447909804 is an apocalyptic number.

It is an amenable number.

11447909804 is a deficient number, since it is larger than the sum of its proper divisors (8585932360).

11447909804 is a wasteful number, since it uses less digits than its factorization.

11447909804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861977455 (or 2861977453 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 11447909804 in words is "eleven billion, four hundred forty-seven million, nine hundred nine thousand, eight hundred four".