40271304393 has 24 divisors (see below), whose sum is σ = 58483643400. Its totient is φ = 26703014400.

The previous prime is 40271304377. The next prime is 40271304457. The reversal of 40271304393 is 39340317204.

It can be written as a sum of positive squares in 4 ways, for example, as 33691336704 + 6579967689 = 183552^2 + 81117^2 .

It is not a de Polignac number, because 40271304393 - 2⁴ = 40271304377 is a prime.

It is a super-3 number, since 3×40271304393³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (40271304893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1243555 + ... + 1275527.

It is an arithmetic number, because the mean of its divisors is an integer number (2436818475).

Almost surely, 2^40271304393 is an apocalyptic number.

It is an amenable number.

40271304393 is a deficient number, since it is larger than the sum of its proper divisors (18212339007).

40271304393 is a wasteful number, since it uses less digits than its factorization.

40271304393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32729 (or 32726 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The spelling of 40271304393 in words is "forty billion, two hundred seventy-one million, three hundred four thousand, three hundred ninety-three".