163441661541004 has 48 divisors (see below), whose sum is σ = 356619649478400. Its totient is φ = 63675058599360.

The previous prime is 163441661540929. The next prime is 163441661541023. The reversal of 163441661541004 is 400145166144361.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9029502 + ... + 20209285.

It is an arithmetic number, because the mean of its divisors is an integer number (7429576030800).

Almost surely, 2^{163441661541004} is an apocalyptic number.

163441661541004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

163441661541004 is an abundant number, since it is smaller than the sum of its proper divisors (193177987937396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163441661541004 is a wasteful number, since it uses less digits than its factorization.

163441661541004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29256958 (or 29256956 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 163441661541004 in words is "one hundred sixty-three trillion, four hundred forty-one billion, six hundred sixty-one million, five hundred forty-one thousand, four".