40322232347 has 2 divisors, whose sum is σ = 40322232348. Its totient is φ = 40322232346.

The previous prime is 40322232299. The next prime is 40322232367. The reversal of 40322232347 is 74323222304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40322232347 - 2¹² = 40322228251 is a prime.

It is a super-3 number, since 3×40322232347³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40322232367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20161116173 + 20161116174.

It is an arithmetic number, because the mean of its divisors is an integer number (20161116174).

Almost surely, 2^40322232347 is an apocalyptic number.

40322232347 is a deficient number, since it is larger than the sum of its proper divisors (1).

40322232347 is an equidigital number, since it uses as much as digits as its factorization.

40322232347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 32.

The spelling of 40322232347 in words is "forty billion, three hundred twenty-two million, two hundred thirty-two thousand, three hundred forty-seven".