163511146042043 has 16 divisors (see below), whose sum is σ = 164578221674496. Its totient is φ = 162445490451360.

The previous prime is 163511146042039. The next prime is 163511146042051. The reversal of 163511146042043 is 340240641115361.

It is a cyclic number.

It is not a de Polignac number, because 163511146042043 - 2² = 163511146042039 is a prime.

It is a super-2 number, since 2×163511146042043² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163511146042003) 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, 4713885446 + ... + 4713920132.

It is an arithmetic number, because the mean of its divisors is an integer number (10286138854656).

Almost surely, 2^{163511146042043} is an apocalyptic number.

163511146042043 is a deficient number, since it is larger than the sum of its proper divisors (1067075632453).

163511146042043 is a wasteful number, since it uses less digits than its factorization.

163511146042043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54274.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 163511146042043 in words is "one hundred sixty-three trillion, five hundred eleven billion, one hundred forty-six million, forty-two thousand, forty-three".