40304231434 has 4 divisors (see below), whose sum is σ = 60456347154. Its totient is φ = 20152115716.

The previous prime is 40304231423. The next prime is 40304231449. The reversal of 40304231434 is 43413240304.

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

It can be written as a sum of positive squares in only one way, i.e., 34982091225 + 5322140209 = 187035^2 + 72953^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10076057857 + ... + 10076057860.

Almost surely, 2^40304231434 is an apocalyptic number.

40304231434 is a deficient number, since it is larger than the sum of its proper divisors (20152115720).

40304231434 is a wasteful number, since it uses less digits than its factorization.

40304231434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20152115719.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 40304231434 its reverse (43413240304), we get a palindrome (83717471738).

The spelling of 40304231434 in words is "forty billion, three hundred four million, two hundred thirty-one thousand, four hundred thirty-four".