40043412204 has 12 divisors (see below), whose sum is σ = 93434628504. Its totient is φ = 13347804064.

The previous prime is 40043412173. The next prime is 40043412239. The reversal of 40043412204 is 40221434004.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×40043412204² (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 3 ways as a sum of consecutive naturals, for example, 1668475497 + ... + 1668475520.

It is an arithmetic number, because the mean of its divisors is an integer number (7786219042).

Almost surely, 2^40043412204 is an apocalyptic number.

It is an amenable number.

40043412204 is an abundant number, since it is smaller than the sum of its proper divisors (53391216300).

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

40043412204 is a wasteful number, since it uses less digits than its factorization.

40043412204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336951024 (or 3336951022 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40043412204 its reverse (40221434004), we get a palindrome (80264846208).

The spelling of 40043412204 in words is "forty billion, forty-three million, four hundred twelve thousand, two hundred four".