40010113291 has 6 divisors (see below), whose sum is σ = 41437347692. Its totient is φ = 38630453400.

The previous prime is 40010113277. The next prime is 40010113301. The reversal of 40010113291 is 19231101004.

It is not a de Polignac number, because 40010113291 - 2⁵ = 40010113259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40010113201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23786385 + ... + 23788066.

Almost surely, 2^40010113291 is an apocalyptic number.

40010113291 is a deficient number, since it is larger than the sum of its proper divisors (1427234401).

40010113291 is an equidigital number, since it uses as much as digits as its factorization.

40010113291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47574509 (or 47574480 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 40010113291 its reverse (19231101004), we get a palindrome (59241214295).

The spelling of 40010113291 in words is "forty billion, ten million, one hundred thirteen thousand, two hundred ninety-one".