40443623204 has 6 divisors (see below), whose sum is σ = 70776340614. Its totient is φ = 20221811600.

The previous prime is 40443623183. The next prime is 40443623257. The reversal of 40443623204 is 40232634404.

It can be written as a sum of positive squares in only one way, i.e., 39207960100 + 1235663104 = 198010^2 + 35152^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055452897 + ... + 5055452904.

It is an arithmetic number, because the mean of its divisors is an integer number (11796056769).

Almost surely, 2^40443623204 is an apocalyptic number.

It is an amenable number.

40443623204 is a deficient number, since it is larger than the sum of its proper divisors (30332717410).

40443623204 is a wasteful number, since it uses less digits than its factorization.

40443623204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110905805 (or 10110905803 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 40443623204 its sum of digits (32), we get a square (40443623236 = 201106²).

The spelling of 40443623204 in words is "forty billion, four hundred forty-three million, six hundred twenty-three thousand, two hundred four".