40131357041617 has 2 divisors, whose sum is σ = 40131357041618. Its totient is φ = 40131357041616.

The previous prime is 40131357041579. The next prime is 40131357041723. The reversal of 40131357041617 is 71614075313104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27146173619601 + 12985183422016 = 5210199^2 + 3603496^2 .

It is a cyclic number.

It is not a de Polignac number, because 40131357041617 - 2¹⁵ = 40131357008849 is a prime.

It is a super-2 number, since 2×40131357041617² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40131357011617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20065678520808 + 20065678520809.

It is an arithmetic number, because the mean of its divisors is an integer number (20065678520809).

Almost surely, 2^{40131357041617} is an apocalyptic number.

It is an amenable number.

40131357041617 is a deficient number, since it is larger than the sum of its proper divisors (1).

40131357041617 is an equidigital number, since it uses as much as digits as its factorization.

40131357041617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 40131357041617 in words is "forty trillion, one hundred thirty-one billion, three hundred fifty-seven million, forty-one thousand, six hundred seventeen".