40105067751 has 12 divisors (see below), whose sum is σ = 66205191312. Its totient is φ = 22917181536.

The previous prime is 40105067729. The next prime is 40105067789. The reversal of 40105067751 is 15776050104.

It is not a de Polignac number, because 40105067751 - 2¹⁹ = 40104543463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105067751) 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 11 ways as a sum of consecutive naturals, for example, 318294126 + ... + 318294251.

It is an arithmetic number, because the mean of its divisors is an integer number (5517099276).

Almost surely, 2^40105067751 is an apocalyptic number.

40105067751 is a deficient number, since it is larger than the sum of its proper divisors (26100123561).

40105067751 is a wasteful number, since it uses less digits than its factorization.

40105067751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636588390 (or 636588387 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 40105067751 in words is "forty billion, one hundred five million, sixty-seven thousand, seven hundred fifty-one".