161602147662 has 32 divisors (see below), whose sum is σ = 342645865632. Its totient is φ = 50635075584.

The previous prime is 161602147657. The next prime is 161602147673. The reversal of 161602147662 is 266741206161.

It is a super-2 number, since 2×161602147662² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 912643 + ... + 1075230.

It is an arithmetic number, because the mean of its divisors is an integer number (10707683301).

Almost surely, 2^161602147662 is an apocalyptic number.

161602147662 is an abundant number, since it is smaller than the sum of its proper divisors (181043717970).

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

161602147662 is a wasteful number, since it uses less digits than its factorization.

161602147662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988692.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 161602147662 in words is "one hundred sixty-one billion, six hundred two million, one hundred forty-seven thousand, six hundred sixty-two".