40915629161 has 8 divisors (see below), whose sum is σ = 44636945184. Its totient is φ = 37194598720.

The previous prime is 40915629151. The next prime is 40915629179. The reversal of 40915629161 is 16192651904.

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 40915629161 - 2¹⁰ = 40915628137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40915629151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322865 + ... + 431361.

It is an arithmetic number, because the mean of its divisors is an integer number (5579618148).

Almost surely, 2^40915629161 is an apocalyptic number.

It is an amenable number.

40915629161 is a deficient number, since it is larger than the sum of its proper divisors (3721316023).

40915629161 is a wasteful number, since it uses less digits than its factorization.

40915629161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142791.

The product of its (nonzero) digits is 116640, while the sum is 44.

It can be divided in two parts, 40915 and 629161, that added together give a palindrome (670076).

The spelling of 40915629161 in words is "forty billion, nine hundred fifteen million, six hundred twenty-nine thousand, one hundred sixty-one".