40350664543 has 8 divisors (see below), whose sum is σ = 46138942080. Its totient is φ = 34568361240.

The previous prime is 40350664499. The next prime is 40350664559. The reversal of 40350664543 is 34546605304.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40350664543 - 2²⁹ = 39813793631 is a prime.

It is a super-2 number, since 2×40350664543² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40350664496 and 40350664505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40350674543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479073 + ... + 1506106.

It is an arithmetic number, because the mean of its divisors is an integer number (5767367760).

Almost surely, 2^40350664543 is an apocalyptic number.

40350664543 is a deficient number, since it is larger than the sum of its proper divisors (5788277537).

40350664543 is a wasteful number, since it uses less digits than its factorization.

40350664543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2987117.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 40350664543 in words is "forty billion, three hundred fifty million, six hundred sixty-four thousand, five hundred forty-three".