40268407543 has 32 divisors (see below), whose sum is σ = 50931449856. Its totient is φ = 30980838528.

The previous prime is 40268407537. The next prime is 40268407547. The reversal of 40268407543 is 34570486204.

40268407543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40268407543 - 2⁹ = 40268407031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40268407543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40268407547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8559930 + ... + 8564632.

It is an arithmetic number, because the mean of its divisors is an integer number (1591607808).

Almost surely, 2^40268407543 is an apocalyptic number.

40268407543 is a deficient number, since it is larger than the sum of its proper divisors (10663042313).

40268407543 is a wasteful number, since it uses less digits than its factorization.

40268407543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 40268407543 in words is "forty billion, two hundred sixty-eight million, four hundred seven thousand, five hundred forty-three".