161063500128824 has 8 divisors (see below), whose sum is σ = 301994062741560. Its totient is φ = 80531750064408.

The previous prime is 161063500128691. The next prime is 161063500128851. The reversal of 161063500128824 is 428821005360161.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066468758044 + ... + 10066468758059.

It is an arithmetic number, because the mean of its divisors is an integer number (37749257842695).

Almost surely, 2^{161063500128824} is an apocalyptic number.

It is an amenable number.

161063500128824 is a deficient number, since it is larger than the sum of its proper divisors (140930562612736).

161063500128824 is a wasteful number, since it uses less digits than its factorization.

161063500128824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20132937516109 (or 20132937516105 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

Adding to 161063500128824 its reverse (428821005360161), we get a palindrome (589884505488985).

The spelling of 161063500128824 in words is "one hundred sixty-one trillion, sixty-three billion, five hundred million, one hundred twenty-eight thousand, eight hundred twenty-four".