40534420233 has 16 divisors (see below), whose sum is σ = 56495513600. Its totient is φ = 25820205840.

The previous prime is 40534420229. The next prime is 40534420253. The reversal of 40534420233 is 33202443504.

It is not a de Polignac number, because 40534420233 - 2² = 40534420229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40534420233.

It is not an unprimeable number, because it can be changed into a prime (40534420253) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2751223 + ... + 2765916.

It is an arithmetic number, because the mean of its divisors is an integer number (3530969600).

Almost surely, 2^40534420233 is an apocalyptic number.

It is an amenable number.

40534420233 is a deficient number, since it is larger than the sum of its proper divisors (15961093367).

40534420233 is a wasteful number, since it uses less digits than its factorization.

40534420233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5517252.

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 40534420233 its reverse (33202443504), we get a palindrome (73736863737).

The spelling of 40534420233 in words is "forty billion, five hundred thirty-four million, four hundred twenty thousand, two hundred thirty-three".