40414517281 has 2 divisors, whose sum is σ = 40414517282. Its totient is φ = 40414517280.

The previous prime is 40414517261. The next prime is 40414517293. The reversal of 40414517281 is 18271541404.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37413230625 + 3001286656 = 193425^2 + 54784^2 .

It is a cyclic number.

It is not a de Polignac number, because 40414517281 - 2¹³ = 40414509089 is a prime.

It is a super-2 number, since 2×40414517281² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40414517281.

It is not a weakly prime, because it can be changed into another prime (40414517201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20207258640 + 20207258641.

It is an arithmetic number, because the mean of its divisors is an integer number (20207258641).

Almost surely, 2^40414517281 is an apocalyptic number.

It is an amenable number.

40414517281 is a deficient number, since it is larger than the sum of its proper divisors (1).

40414517281 is an equidigital number, since it uses as much as digits as its factorization.

40414517281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35840, while the sum is 37.

The spelling of 40414517281 in words is "forty billion, four hundred fourteen million, five hundred seventeen thousand, two hundred eighty-one".