40516350605438 has 16 divisors (see below), whose sum is σ = 63998702998560. Its totient is φ = 19199610894816.

The previous prime is 40516350605399. The next prime is 40516350605473. The reversal of 40516350605438 is 83450605361504.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4040317145 + ... + 4040327172.

It is an arithmetic number, because the mean of its divisors is an integer number (3999918937410).

Almost surely, 2^{40516350605438} is an apocalyptic number.

40516350605438 is a deficient number, since it is larger than the sum of its proper divisors (23482352393122).

40516350605438 is a wasteful number, since it uses less digits than its factorization.

40516350605438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8080644451.

The product of its (nonzero) digits is 5184000, while the sum is 50.

The spelling of 40516350605438 in words is "forty trillion, five hundred sixteen billion, three hundred fifty million, six hundred five thousand, four hundred thirty-eight".