40512500343 has 24 divisors (see below), whose sum is σ = 67358928000. Its totient is φ = 22983448464.

The previous prime is 40512500341. The next prime is 40512500363. The reversal of 40512500343 is 34300521504.

40512500343 is a `hidden beast` number, since 405 + 1 + 250 + 0 + 3 + 4 + 3 = 666.

It is not a de Polignac number, because 40512500343 - 2¹ = 40512500341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40512500341) 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 23 ways as a sum of consecutive naturals, for example, 2304393 + ... + 2321906.

It is an arithmetic number, because the mean of its divisors is an integer number (2806622000).

Almost surely, 2^40512500343 is an apocalyptic number.

40512500343 is a deficient number, since it is larger than the sum of its proper divisors (26846427657).

40512500343 is a wasteful number, since it uses less digits than its factorization.

40512500343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626451 (or 4626448 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 40512500343 in words is "forty billion, five hundred twelve million, five hundred thousand, three hundred forty-three".