161202055052 has 24 divisors (see below), whose sum is σ = 291699932160. Its totient is φ = 77868078480.

The previous prime is 161202054967. The next prime is 161202055087. The reversal of 161202055052 is 250550202161.

161202055052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×161202055052² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034552 + ... + 1180127.

It is an arithmetic number, because the mean of its divisors is an integer number (12154163840).

Almost surely, 2^161202055052 is an apocalyptic number.

It is an amenable number.

161202055052 is a deficient number, since it is larger than the sum of its proper divisors (130497877108).

161202055052 is a wasteful number, since it uses less digits than its factorization.

161202055052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215301 (or 2215299 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 161202055052 in words is "one hundred sixty-one billion, two hundred two million, fifty-five thousand, fifty-two".