40544546343 has 16 divisors (see below), whose sum is σ = 61805591040. Its totient is φ = 23159527776.

The previous prime is 40544546327. The next prime is 40544546347. The reversal of 40544546343 is 34364544504.

It is not a de Polignac number, because 40544546343 - 2⁴ = 40544546327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40544546295 and 40544546304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40544546347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309108 + ... + 420281.

It is an arithmetic number, because the mean of its divisors is an integer number (3862849440).

Almost surely, 2^40544546343 is an apocalyptic number.

40544546343 is a deficient number, since it is larger than the sum of its proper divisors (21261044697).

40544546343 is a wasteful number, since it uses less digits than its factorization.

40544546343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732046.

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 40544546343 in words is "forty billion, five hundred forty-four million, five hundred forty-six thousand, three hundred forty-three".