443400441212442 has 32 divisors (see below), whose sum is σ = 1013537421840384. Its totient is φ = 126679502962800.

The previous prime is 443400441212423. The next prime is 443400441212459. The reversal of 443400441212442 is 244212144004344.

It is a super-3 number, since 3×443400441212442³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 443400441212442.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263208034 + ... + 264887277.

It is an arithmetic number, because the mean of its divisors is an integer number (31673044432512).

Almost surely, 2^{443400441212442} is an apocalyptic number.

443400441212442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

443400441212442 is an abundant number, since it is smaller than the sum of its proper divisors (570136980627942).

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

443400441212442 is a wasteful number, since it uses less digits than its factorization.

443400441212442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528115314.

The product of its (nonzero) digits is 393216, while the sum is 39.

Adding to 443400441212442 its reverse (244212144004344), we get a palindrome (687612585216786).

The spelling of 443400441212442 in words is "four hundred forty-three trillion, four hundred billion, four hundred forty-one million, two hundred twelve thousand, four hundred forty-two".