40341332447 has 4 divisors (see below), whose sum is σ = 43444511880. Its totient is φ = 37238153016.

The previous prime is 40341332429. The next prime is 40341332453. The reversal of 40341332447 is 74423314304.

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

It is a cyclic number.

It is not a de Polignac number, because 40341332447 - 2¹⁸ = 40341070303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341332477) 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, 1551589697 + ... + 1551589722.

It is an arithmetic number, because the mean of its divisors is an integer number (10861127970).

Almost surely, 2^40341332447 is an apocalyptic number.

40341332447 is a deficient number, since it is larger than the sum of its proper divisors (3103179433).

40341332447 is a wasteful number, since it uses less digits than its factorization.

40341332447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103179432.

The product of its (nonzero) digits is 96768, while the sum is 35.

The spelling of 40341332447 in words is "forty billion, three hundred forty-one million, three hundred thirty-two thousand, four hundred forty-seven".