40331333947 has 8 divisors (see below), whose sum is σ = 41296469760. Its totient is φ = 39377228520.

The previous prime is 40331333923. The next prime is 40331333969. The reversal of 40331333947 is 74933313304.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40331333947 - 2¹¹ = 40331331899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40331333347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2750197 + ... + 2764822.

It is an arithmetic number, because the mean of its divisors is an integer number (5162058720).

Almost surely, 2^40331333947 is an apocalyptic number.

40331333947 is a deficient number, since it is larger than the sum of its proper divisors (965135813).

40331333947 is a wasteful number, since it uses less digits than its factorization.

40331333947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515193.

The product of its (nonzero) digits is 244944, while the sum is 40.

The spelling of 40331333947 in words is "forty billion, three hundred thirty-one million, three hundred thirty-three thousand, nine hundred forty-seven".