40234010243 has 32 divisors (see below), whose sum is σ = 48132887040. Its totient is φ = 32915232000.

The previous prime is 40234010171. The next prime is 40234010261. The reversal of 40234010243 is 34201043204.

It is not a de Polignac number, because 40234010243 - 2²⁸ = 39965574787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40234040243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3567233 + ... + 3578493.

It is an arithmetic number, because the mean of its divisors is an integer number (1504152720).

Almost surely, 2^40234010243 is an apocalyptic number.

40234010243 is a deficient number, since it is larger than the sum of its proper divisors (7898876797).

40234010243 is a wasteful number, since it uses less digits than its factorization.

40234010243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11579.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40234010243 its reverse (34201043204), we get a palindrome (74435053447).

The spelling of 40234010243 in words is "forty billion, two hundred thirty-four million, ten thousand, two hundred forty-three".