40542890038 has 8 divisors (see below), whose sum is σ = 69502097232. Its totient is φ = 17375524296.

The previous prime is 40542890029. The next prime is 40542890041. The reversal of 40542890038 is 83009824504.

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 = 40542889976 and 40542890003.

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, 1447960345 + ... + 1447960372.

It is an arithmetic number, because the mean of its divisors is an integer number (8687762154).

Almost surely, 2^40542890038 is an apocalyptic number.

40542890038 is a deficient number, since it is larger than the sum of its proper divisors (28959207194).

40542890038 is a wasteful number, since it uses less digits than its factorization.

40542890038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895920726.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 40542890038 in words is "forty billion, five hundred forty-two million, eight hundred ninety thousand, thirty-eight".