40016633461161 has 64 divisors (see below), whose sum is σ = 65118100193280. Its totient is φ = 21349173948480.

The previous prime is 40016633461159. The next prime is 40016633461169. The reversal of 40016633461161 is 16116433661004.

It is not a de Polignac number, because 40016633461161 - 2¹ = 40016633461159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40016633461169) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68349676 + ... + 68932658.

It is an arithmetic number, because the mean of its divisors is an integer number (1017470315520).

Almost surely, 2^{40016633461161} is an apocalyptic number.

It is an amenable number.

40016633461161 is a deficient number, since it is larger than the sum of its proper divisors (25101466732119).

40016633461161 is a wasteful number, since it uses less digits than its factorization.

40016633461161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585506.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 40016633461161 in words is "forty trillion, sixteen billion, six hundred thirty-three million, four hundred sixty-one thousand, one hundred sixty-one".