43550412445442 has 16 divisors (see below), whose sum is σ = 76181479497600. Its totient is φ = 18664462476324.

The previous prime is 43550412445429. The next prime is 43550412445457. The reversal of 43550412445442 is 24454421405534.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31742282438 + ... + 31742283809.

It is an arithmetic number, because the mean of its divisors is an integer number (4761342468600).

Almost surely, 2^{43550412445442} is an apocalyptic number.

43550412445442 is a deficient number, since it is larger than the sum of its proper divisors (32631067052158).

43550412445442 is an equidigital number, since it uses as much as digits as its factorization.

43550412445442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63484566270 (or 63484566256 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 47.

The spelling of 43550412445442 in words is "forty-three trillion, five hundred fifty billion, four hundred twelve million, four hundred forty-five thousand, four hundred forty-two".