40340203303432 has 32 divisors (see below), whose sum is σ = 80126178701400. Its totient is φ = 18974378179584.

The previous prime is 40340203303369. The next prime is 40340203303447. The reversal of 40340203303432 is 23430330204304.

It can be written as a sum of positive squares in 4 ways, for example, as 36195697233796 + 4144506069636 = 6016286^2 + 2035806^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40340203303394 and 40340203303403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71961207 + ... + 72519622.

Almost surely, 2^{40340203303432} is an apocalyptic number.

It is an amenable number.

40340203303432 is a deficient number, since it is larger than the sum of its proper divisors (39785975397968).

40340203303432 is a wasteful number, since it uses less digits than its factorization.

40340203303432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144482905 (or 144482901 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 31.

Adding to 40340203303432 its reverse (23430330204304), we get a palindrome (63770533507736).

The spelling of 40340203303432 in words is "forty trillion, three hundred forty billion, two hundred three million, three hundred three thousand, four hundred thirty-two".