40427306311 has 4 divisors (see below), whose sum is σ = 46202635792. Its totient is φ = 34651976832.

The previous prime is 40427306303. The next prime is 40427306317. The reversal of 40427306311 is 11360372404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40427306311 - 2³ = 40427306303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40427306317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2887664730 + ... + 2887664743.

It is an arithmetic number, because the mean of its divisors is an integer number (11550658948).

Almost surely, 2^40427306311 is an apocalyptic number.

40427306311 is a deficient number, since it is larger than the sum of its proper divisors (5775329481).

40427306311 is an equidigital number, since it uses as much as digits as its factorization.

40427306311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5775329480.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 40427306311 its reverse (11360372404), we get a palindrome (51787678715).

The spelling of 40427306311 in words is "forty billion, four hundred twenty-seven million, three hundred six thousand, three hundred eleven".