40020160357641 has 32 divisors (see below), whose sum is σ = 53520288071040. Its totient is φ = 26600211703296.

The previous prime is 40020160357627. The next prime is 40020160357657. The reversal of 40020160357641 is 14675306102004.

It is a happy number.

It is not a de Polignac number, because 40020160357641 - 2⁵ = 40020160357609 is a prime.

It is a super-2 number, since 2×40020160357641² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40020160357641.

It is not an unprimeable number, because it can be changed into a prime (40020160357601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6424809915 + ... + 6424816143.

It is an arithmetic number, because the mean of its divisors is an integer number (1672509002220).

Almost surely, 2^{40020160357641} is an apocalyptic number.

It is an amenable number.

40020160357641 is a deficient number, since it is larger than the sum of its proper divisors (13500127713399).

40020160357641 is a wasteful number, since it uses less digits than its factorization.

40020160357641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953.

The product of its (nonzero) digits is 120960, while the sum is 39.

Adding to 40020160357641 its reverse (14675306102004), we get a palindrome (54695466459645).

The spelling of 40020160357641 in words is "forty trillion, twenty billion, one hundred sixty million, three hundred fifty-seven thousand, six hundred forty-one".