40685150419161 has 16 divisors (see below), whose sum is σ = 54386323185024. Its totient is φ = 27053791457024.

The previous prime is 40685150419159. The next prime is 40685150419231. The reversal of 40685150419161 is 16191405158604.

It is a cyclic number.

It is not a de Polignac number, because 40685150419161 - 2¹ = 40685150419159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40685150419141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8830830 + ... + 12623543.

It is an arithmetic number, because the mean of its divisors is an integer number (3399145199064).

Almost surely, 2^{40685150419161} is an apocalyptic number.

It is an amenable number.

40685150419161 is a deficient number, since it is larger than the sum of its proper divisors (13701172765863).

40685150419161 is a wasteful number, since it uses less digits than its factorization.

40685150419161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21456000.

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 40685150419161 in words is "forty trillion, six hundred eighty-five billion, one hundred fifty million, four hundred nineteen thousand, one hundred sixty-one".