163042661334430 has 16 divisors (see below), whose sum is σ = 303596679726720. Its totient is φ = 62968200239392.

The previous prime is 163042661334379. The next prime is 163042661334437. The reversal of 163042661334430 is 34433166240361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163042661334437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281108036494 + ... + 281108037073.

It is an arithmetic number, because the mean of its divisors is an integer number (18974792482920).

Almost surely, 2^{163042661334430} is an apocalyptic number.

163042661334430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163042661334430 is a deficient number, since it is larger than the sum of its proper divisors (140554018392290).

163042661334430 is a wasteful number, since it uses less digits than its factorization.

163042661334430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562216073603.

The product of its (nonzero) digits is 2239488, while the sum is 46.

The spelling of 163042661334430 in words is "one hundred sixty-three trillion, forty-two billion, six hundred sixty-one million, three hundred thirty-four thousand, four hundred thirty".