40443333000020 has 48 divisors (see below), whose sum is σ = 85145822966736. Its totient is φ = 16136417280000.

The previous prime is 40443333000011. The next prime is 40443333000047. The reversal of 40443333000020 is 2000033334404.

It can be written as a sum of positive squares in 8 ways, for example, as 3325239778576 + 37118093221444 = 1823524^2 + 6092462^2 .

It is a congruent number.

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, 280315100 + ... + 280459340.

It is an arithmetic number, because the mean of its divisors is an integer number (1773871311807).

Almost surely, 2^{40443333000020} is an apocalyptic number.

It is an amenable number.

40443333000020 is an abundant number, since it is smaller than the sum of its proper divisors (44702489966716).

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

40443333000020 is a wasteful number, since it uses less digits than its factorization.

40443333000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179612 (or 179610 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 40443333000020 its reverse (2000033334404), we get a palindrome (42443366334424).

The spelling of 40443333000020 in words is "forty trillion, four hundred forty-three billion, three hundred thirty-three million, twenty", and thus it is an aban number.