40345025622542 has 8 divisors (see below), whose sum is σ = 64077393635856. Its totient is φ = 18985894410592.

The previous prime is 40345025622541. The next prime is 40345025622557. The reversal of 40345025622542 is 24522652054304.

40345025622542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 40345025622493 and 40345025622502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40345025622541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593309200298 + ... + 593309200365.

It is an arithmetic number, because the mean of its divisors is an integer number (8009674204482).

Almost surely, 2^{40345025622542} is an apocalyptic number.

40345025622542 is a deficient number, since it is larger than the sum of its proper divisors (23732368013314).

40345025622542 is a wasteful number, since it uses less digits than its factorization.

40345025622542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186618400682.

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 40345025622542 its reverse (24522652054304), we get a palindrome (64867677676846).

The spelling of 40345025622542 in words is "forty trillion, three hundred forty-five billion, twenty-five million, six hundred twenty-two thousand, five hundred forty-two".