40040441223 has 4 divisors (see below), whose sum is σ = 53387254968. Its totient is φ = 26693627480.

The previous prime is 40040441209. The next prime is 40040441237. The reversal of 40040441223 is 32214404004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40040441209) and next prime (40040441237).

It is a cyclic number.

It is not a de Polignac number, because 40040441223 - 2⁵ = 40040441191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40040441193 and 40040441202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040442223) 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, 6673406868 + ... + 6673406873.

It is an arithmetic number, because the mean of its divisors is an integer number (13346813742).

Almost surely, 2^40040441223 is an apocalyptic number.

40040441223 is a deficient number, since it is larger than the sum of its proper divisors (13346813745).

40040441223 is a wasteful number, since it uses less digits than its factorization.

40040441223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13346813744.

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

Adding to 40040441223 its reverse (32214404004), we get a palindrome (72254845227).

The spelling of 40040441223 in words is "forty billion, forty million, four hundred forty-one thousand, two hundred twenty-three".