40233042340 has 12 divisors (see below), whose sum is σ = 84489388956. Its totient is φ = 16093216928.

The previous prime is 40233042313. The next prime is 40233042359. The reversal of 40233042340 is 4324033204.

It can be written as a sum of positive squares in 2 ways, for example, as 15581530276 + 24651512064 = 124826^2 + 157008^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005826039 + ... + 1005826078.

It is an arithmetic number, because the mean of its divisors is an integer number (7040782413).

Almost surely, 2^40233042340 is an apocalyptic number.

It is an amenable number.

40233042340 is an abundant number, since it is smaller than the sum of its proper divisors (44256346616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40233042340 is a wasteful number, since it uses less digits than its factorization.

40233042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011652126 (or 2011652124 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 40233042340 its reverse (4324033204), we get a palindrome (44557075544).

The spelling of 40233042340 in words is "forty billion, two hundred thirty-three million, forty-two thousand, three hundred forty".