40233243412 has 6 divisors (see below), whose sum is σ = 70408175978. Its totient is φ = 20116621704.

The previous prime is 40233243397. The next prime is 40233243431. The reversal of 40233243412 is 21434233204.

It can be written as a sum of positive squares in only one way, i.e., 34196885776 + 6036357636 = 184924^2 + 77694^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5029155423 + ... + 5029155430.

Almost surely, 2^40233243412 is an apocalyptic number.

It is an amenable number.

40233243412 is a deficient number, since it is larger than the sum of its proper divisors (30174932566).

40233243412 is a wasteful number, since it uses less digits than its factorization.

40233243412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10058310857 (or 10058310855 counting only the distinct ones).

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

Adding to 40233243412 its reverse (21434233204), we get a palindrome (61667476616).

The spelling of 40233243412 in words is "forty billion, two hundred thirty-three million, two hundred forty-three thousand, four hundred twelve".