40560267231 has 12 divisors (see below), whose sum is σ = 63913148520. Its totient is φ = 24581980080.

The previous prime is 40560267151. The next prime is 40560267269. The reversal of 40560267231 is 13276206504.

40560267231 is a `hidden beast` number, since 4 + 0 + 560 + 2 + 67 + 2 + 31 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-40560267231 is a prime.

It is a super-2 number, since 2×40560267231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40560267331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204849736 + ... + 204849933.

It is an arithmetic number, because the mean of its divisors is an integer number (5326095710).

Almost surely, 2^40560267231 is an apocalyptic number.

40560267231 is a deficient number, since it is larger than the sum of its proper divisors (23352881289).

40560267231 is a wasteful number, since it uses less digits than its factorization.

40560267231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409699686 (or 409699683 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 40560267231 in words is "forty billion, five hundred sixty million, two hundred sixty-seven thousand, two hundred thirty-one".