40244063321 has 16 divisors (see below), whose sum is σ = 51792949248. Its totient is φ = 30347427600.

The previous prime is 40244063291. The next prime is 40244063351. The reversal of 40244063321 is 12336044204.

It is an interprime number because it is at equal distance from previous prime (40244063291) and next prime (40244063351).

It is not a de Polignac number, because 40244063321 - 2⁶ = 40244063257 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 (40244063351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8427455 + ... + 8432228.

It is an arithmetic number, because the mean of its divisors is an integer number (3237059328).

Almost surely, 2^40244063321 is an apocalyptic number.

It is an amenable number.

40244063321 is a deficient number, since it is larger than the sum of its proper divisors (11548885927).

40244063321 is a wasteful number, since it uses less digits than its factorization.

40244063321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16859732.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 40244063321 in words is "forty billion, two hundred forty-four million, sixty-three thousand, three hundred twenty-one".