40689453816422 has 8 divisors (see below), whose sum is σ = 61422933468576. Its totient is φ = 20215142660232.

The previous prime is 40689453816413. The next prime is 40689453816461. The reversal of 40689453816422 is 22461835498604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 64792123598 + ... + 64792124225.

It is an arithmetic number, because the mean of its divisors is an integer number (7677866683572).

Almost surely, 2^{40689453816422} is an apocalyptic number.

40689453816422 is a deficient number, since it is larger than the sum of its proper divisors (20733479652154).

40689453816422 is a wasteful number, since it uses less digits than its factorization.

40689453816422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129584247982.

The product of its (nonzero) digits is 79626240, while the sum is 62.

The spelling of 40689453816422 in words is "forty trillion, six hundred eighty-nine billion, four hundred fifty-three million, eight hundred sixteen thousand, four hundred twenty-two".