40243543363038 has 16 divisors (see below), whose sum is σ = 80487173070720. Its totient is φ = 13414500063576.

The previous prime is 40243543363021. The next prime is 40243543363061. The reversal of 40243543363038 is 83036334534204.

It is a Curzon 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, 3555343 + ... + 9650261.

It is an arithmetic number, because the mean of its divisors is an integer number (5030448316920).

Almost surely, 2^{40243543363038} is an apocalyptic number.

40243543363038 is an abundant number, since it is smaller than the sum of its proper divisors (40243629707682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40243543363038 is a wasteful number, since it uses less digits than its factorization.

40243543363038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7195391.

The product of its (nonzero) digits is 7464960, while the sum is 48.

The spelling of 40243543363038 in words is "forty trillion, two hundred forty-three billion, five hundred forty-three million, three hundred sixty-three thousand, thirty-eight".