163602261260432 has 20 divisors (see below), whose sum is σ = 317339176203756. Its totient is φ = 81708280304640.

The previous prime is 163602261260407. The next prime is 163602261260461. The reversal of 163602261260432 is 234062162206361.

It can be written as a sum of positive squares in 2 ways, for example, as 110372337918976 + 53229923341456 = 10505824^2 + 7295884^2 .

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 3 ways as a sum of consecutive naturals, for example, 5803130813 + ... + 5803159004.

Almost surely, 2^{163602261260432} is an apocalyptic number.

It is an amenable number.

163602261260432 is a deficient number, since it is larger than the sum of its proper divisors (153736914943324).

163602261260432 is a wasteful number, since it uses less digits than its factorization.

163602261260432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11606290706 (or 11606290700 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 163602261260432 in words is "one hundred sixty-three trillion, six hundred two billion, two hundred sixty-one million, two hundred sixty thousand, four hundred thirty-two".