40140432433289 has 2 divisors, whose sum is σ = 40140432433290. Its totient is φ = 40140432433288.

The previous prime is 40140432433243. The next prime is 40140432433307. The reversal of 40140432433289 is 98233423404104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39901115793289 + 239316640000 = 6316733^2 + 489200^2 .

It is a cyclic number.

It is not a de Polignac number, because 40140432433289 - 2³² = 40136137465993 is a prime.

It is a super-2 number, since 2×40140432433289² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40140435433289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20070216216644 + 20070216216645.

It is an arithmetic number, because the mean of its divisors is an integer number (20070216216645).

Almost surely, 2^{40140432433289} is an apocalyptic number.

It is an amenable number.

40140432433289 is a deficient number, since it is larger than the sum of its proper divisors (1).

40140432433289 is an equidigital number, since it uses as much as digits as its factorization.

40140432433289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 47.

The spelling of 40140432433289 in words is "forty trillion, one hundred forty billion, four hundred thirty-two million, four hundred thirty-three thousand, two hundred eighty-nine".