443147686741345 has 24 divisors (see below), whose sum is σ = 564912727634304. Its totient is φ = 333655616898816.

The previous prime is 443147686741301. The next prime is 443147686741381. The reversal of 443147686741345 is 543147686741344.

It is not a de Polignac number, because 443147686741345 - 2¹⁷ = 443147686610273 is a prime.

It is a Duffinian 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, 52953162 + ... + 60748108.

It is an arithmetic number, because the mean of its divisors is an integer number (23538030318096).

Almost surely, 2^{443147686741345} is an apocalyptic number.

It is an amenable number.

443147686741345 is a deficient number, since it is larger than the sum of its proper divisors (121765040892959).

443147686741345 is a wasteful number, since it uses less digits than its factorization.

443147686741345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7834329 (or 7834312 counting only the distinct ones).

The product of its digits is 650280960, while the sum is 67.

Subtracting 443147686741345 from its reverse (543147686741344), we obtain a palindrome (99999999999999).

The spelling of 443147686741345 in words is "four hundred forty-three trillion, one hundred forty-seven billion, six hundred eighty-six million, seven hundred forty-one thousand, three hundred forty-five".