40264166289 has 32 divisors (see below), whose sum is σ = 54953113600. Its totient is φ = 26217172800.

The previous prime is 40264166287. The next prime is 40264166347. The reversal of 40264166289 is 98266146204.

It is not a de Polignac number, because 40264166289 - 2¹ = 40264166287 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40264166281) 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, 27149742 + ... + 27151224.

It is an arithmetic number, because the mean of its divisors is an integer number (1717284800).

Almost surely, 2^40264166289 is an apocalyptic number.

It is an amenable number.

40264166289 is a deficient number, since it is larger than the sum of its proper divisors (14688947311).

40264166289 is a wasteful number, since it uses less digits than its factorization.

40264166289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 40264166289 in words is "forty billion, two hundred sixty-four million, one hundred sixty-six thousand, two hundred eighty-nine".