40271256633 has 16 divisors (see below), whose sum is σ = 57063350016. Its totient is φ = 25174990080.

The previous prime is 40271256631. The next prime is 40271256661. The reversal of 40271256633 is 33665217204.

It is not a de Polignac number, because 40271256633 - 2¹ = 40271256631 is a prime.

It is a super-2 number, since 2×40271256633² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40271256591 and 40271256600.

It is not an unprimeable number, because it can be changed into a prime (40271256631) 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, 1443066 + ... + 1470707.

It is an arithmetic number, because the mean of its divisors is an integer number (3566459376).

Almost surely, 2^40271256633 is an apocalyptic number.

It is an amenable number.

40271256633 is a deficient number, since it is larger than the sum of its proper divisors (16792093383).

40271256633 is a wasteful number, since it uses less digits than its factorization.

40271256633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914064.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 40271256633 in words is "forty billion, two hundred seventy-one million, two hundred fifty-six thousand, six hundred thirty-three".