40542506126 has 8 divisors (see below), whose sum is σ = 61033304280. Its totient is φ = 20198071368.

The previous prime is 40542506113. The next prime is 40542506129. The reversal of 40542506126 is 62160524504.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40542506129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36590156 + ... + 36591263.

It is an arithmetic number, because the mean of its divisors is an integer number (7629163035).

Almost surely, 2^40542506126 is an apocalyptic number.

40542506126 is a deficient number, since it is larger than the sum of its proper divisors (20490798154).

40542506126 is a wasteful number, since it uses less digits than its factorization.

40542506126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73181698.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 40542506126 in words is "forty billion, five hundred forty-two million, five hundred six thousand, one hundred twenty-six".