163042160562061 has 4 divisors (see below), whose sum is σ = 177864175158624. Its totient is φ = 148220145965500.

The previous prime is 163042160562023. The next prime is 163042160562067. The reversal of 163042160562061 is 160265061240361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 163042160562061 - 2¹⁹ = 163042160037773 is a prime.

It is a super-2 number, since 2×163042160562061² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163042160561999 and 163042160562017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163042160562067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7411007298265 + ... + 7411007298286.

It is an arithmetic number, because the mean of its divisors is an integer number (44466043789656).

Almost surely, 2^{163042160562061} is an apocalyptic number.

163042160562061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

163042160562061 is a deficient number, since it is larger than the sum of its proper divisors (14822014596563).

163042160562061 is a wasteful number, since it uses less digits than its factorization.

163042160562061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14822014596562.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 163042160562061 in words is "one hundred sixty-three trillion, forty-two billion, one hundred sixty million, five hundred sixty-two thousand, sixty-one".