40342311020432 has 20 divisors (see below), whose sum is σ = 79041466117260. Its totient is φ = 19944513312768.

The previous prime is 40342311020411. The next prime is 40342311020447. The reversal of 40342311020432 is 23402011324304.

It can be written as a sum of positive squares in 2 ways, for example, as 27259216913296 + 13083094107136 = 5221036^2 + 3617056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40342311020395 and 40342311020404.

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, 14165135873 + ... + 14165138720.

It is an arithmetic number, because the mean of its divisors is an integer number (3952073305863).

Almost surely, 2^{40342311020432} is an apocalyptic number.

It is an amenable number.

40342311020432 is a deficient number, since it is larger than the sum of its proper divisors (38699155096828).

40342311020432 is a wasteful number, since it uses less digits than its factorization.

40342311020432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28330274690 (or 28330274684 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 40342311020432 its reverse (23402011324304), we get a palindrome (63744322344736).

The spelling of 40342311020432 in words is "forty trillion, three hundred forty-two billion, three hundred eleven million, twenty thousand, four hundred thirty-two".