40960040161 has 8 divisors (see below), whose sum is σ = 41737024224. Its totient is φ = 40187928000.

The previous prime is 40960040117. The next prime is 40960040167. The reversal of 40960040161 is 16104006904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40960040161 - 2¹¹ = 40960038113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40960040167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201000 + ... + 1234633.

It is an arithmetic number, because the mean of its divisors is an integer number (5217128028).

Almost surely, 2^40960040161 is an apocalyptic number.

It is an amenable number.

40960040161 is a deficient number, since it is larger than the sum of its proper divisors (776984063).

40960040161 is a wasteful number, since it uses less digits than its factorization.

40960040161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2435951.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 40960040161 in words is "forty billion, nine hundred sixty million, forty thousand, one hundred sixty-one".