40518835141 has 2 divisors, whose sum is σ = 40518835142. Its totient is φ = 40518835140.

The previous prime is 40518835127. The next prime is 40518835151. The reversal of 40518835141 is 14153881504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25423026916 + 15095808225 = 159446^2 + 122865^2 .

It is a cyclic number.

It is not a de Polignac number, because 40518835141 - 2¹³ = 40518826949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40518835094 and 40518835103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40518835151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20259417570 + 20259417571.

It is an arithmetic number, because the mean of its divisors is an integer number (20259417571).

Almost surely, 2^40518835141 is an apocalyptic number.

It is an amenable number.

40518835141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40518835141 is an equidigital number, since it uses as much as digits as its factorization.

40518835141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 40518835141 in words is "forty billion, five hundred eighteen million, eight hundred thirty-five thousand, one hundred forty-one".