40442564200 has 24 divisors (see below), whose sum is σ = 94028962230. Its totient is φ = 16177025600.

The previous prime is 40442564189. The next prime is 40442564219. The reversal of 40442564200 is 246524404.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 38664929956 + 1777634244 = 196634^2 + 42162^2 .

It is a super-2 number, since 2×40442564200² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101106211 + ... + 101106610.

Almost surely, 2^40442564200 is an apocalyptic number.

40442564200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40442564200 is an abundant number, since it is smaller than the sum of its proper divisors (53586398030).

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

40442564200 is a wasteful number, since it uses less digits than its factorization.

40442564200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202212837 (or 202212828 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The spelling of 40442564200 in words is "forty billion, four hundred forty-two million, five hundred sixty-four thousand, two hundred".