40011345412 has 6 divisors (see below), whose sum is σ = 70019854478. Its totient is φ = 20005672704.

The previous prime is 40011345397. The next prime is 40011345497. The reversal of 40011345412 is 21454311004.

It can be written as a sum of positive squares in only one way, i.e., 22294670596 + 17716674816 = 149314^2 + 133104^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001418173 + ... + 5001418180.

Almost surely, 2^40011345412 is an apocalyptic number.

It is an amenable number.

40011345412 is a deficient number, since it is larger than the sum of its proper divisors (30008509066).

40011345412 is a wasteful number, since it uses less digits than its factorization.

40011345412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002836357 (or 10002836355 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 40011345412 its reverse (21454311004), we get a palindrome (61465656416).

The spelling of 40011345412 in words is "forty billion, eleven million, three hundred forty-five thousand, four hundred twelve".