163542214044031 has 2 divisors, whose sum is σ = 163542214044032. Its totient is φ = 163542214044030.

The previous prime is 163542214043987. The next prime is 163542214044067. The reversal of 163542214044031 is 130440412245361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163542214044031 - 2²⁵ = 163542180489599 is a prime.

It is a super-2 number, since 2×163542214044031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163542214044071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81771107022015 + 81771107022016.

It is an arithmetic number, because the mean of its divisors is an integer number (81771107022016).

Almost surely, 2^{163542214044031} is an apocalyptic number.

163542214044031 is a deficient number, since it is larger than the sum of its proper divisors (1).

163542214044031 is an equidigital number, since it uses as much as digits as its factorization.

163542214044031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 163542214044031 its reverse (130440412245361), we get a palindrome (293982626289392).

The spelling of 163542214044031 in words is "one hundred sixty-three trillion, five hundred forty-two billion, two hundred fourteen million, forty-four thousand, thirty-one".