9447430380012 has 18 divisors (see below), whose sum is σ = 23881004571788. Its totient is φ = 3149143459992.

The previous prime is 9447430379963. The next prime is 9447430380013. The reversal of 9447430380012 is 2100830347449.

9447430380012 is a `hidden beast` number, since 94 + 47 + 430 + 3 + 80 + 0 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 9447430380012.

It is not an unprimeable number, because it can be changed into a prime (9447430380013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131214310798 + ... + 131214310869.

Almost surely, 2^{9447430380012} is an apocalyptic number.

It is an amenable number.

9447430380012 is an abundant number, since it is smaller than the sum of its proper divisors (14433574191776).

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

9447430380012 is a wasteful number, since it uses less digits than its factorization.

9447430380012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262428621677 (or 262428621672 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 9447430380012 in words is "nine trillion, four hundred forty-seven billion, four hundred thirty million, three hundred eighty thousand, twelve".