40540214131 has 16 divisors (see below), whose sum is σ = 41885272000. Its totient is φ = 39208675968.

The previous prime is 40540214129. The next prime is 40540214137. The reversal of 40540214131 is 13141204504.

It is a cyclic number.

It is not a de Polignac number, because 40540214131 - 2¹ = 40540214129 is a prime.

It is a super-2 number, since 2×40540214131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40540214096 and 40540214105.

It is not an unprimeable number, because it can be changed into a prime (40540214137) 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 15 ways as a sum of consecutive naturals, for example, 10519801 + ... + 10523653.

It is an arithmetic number, because the mean of its divisors is an integer number (2617829500).

Almost surely, 2^40540214131 is an apocalyptic number.

40540214131 is a deficient number, since it is larger than the sum of its proper divisors (1345057869).

40540214131 is a wasteful number, since it uses less digits than its factorization.

40540214131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 40540214131 its reverse (13141204504), we get a palindrome (53681418635).

The spelling of 40540214131 in words is "forty billion, five hundred forty million, two hundred fourteen thousand, one hundred thirty-one".