40212233441 has 4 divisors (see below), whose sum is σ = 42328666800. Its totient is φ = 38095800084.

The previous prime is 40212233437. The next prime is 40212233447. The reversal of 40212233441 is 14433221204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40212233441 - 2² = 40212233437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40212233441.

It is not an unprimeable number, because it can be changed into a prime (40212233447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058216651 + ... + 1058216688.

It is an arithmetic number, because the mean of its divisors is an integer number (10582166700).

Almost surely, 2^40212233441 is an apocalyptic number.

It is an amenable number.

40212233441 is a deficient number, since it is larger than the sum of its proper divisors (2116433359).

40212233441 is a wasteful number, since it uses less digits than its factorization.

40212233441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116433358.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40212233441 its reverse (14433221204), we get a palindrome (54645454645).

The spelling of 40212233441 in words is "forty billion, two hundred twelve million, two hundred thirty-three thousand, four hundred forty-one".