162249451204 has 9 divisors (see below), whose sum is σ = 283937949421. Its totient is φ = 81124322800.

The previous prime is 162249451151. The next prime is 162249451213. The reversal of 162249451204 is 402154942261.

The square root of 162249451204 is 402802.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 26471940804 + 135777510400 = 162702^2 + 368480^2 .

It is a Duffinian 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 2 ways as a sum of consecutive naturals, for example, 704904 + ... + 906304.

Almost surely, 2^162249451204 is an apocalyptic number.

162249451204 is the 402802-nd square number.

It is an amenable number.

162249451204 is a deficient number, since it is larger than the sum of its proper divisors (121688498217).

162249451204 is an frugal number, since it uses more digits than its factorization.

162249451204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402806 (or 201403 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 162249451204 in words is "one hundred sixty-two billion, two hundred forty-nine million, four hundred fifty-one thousand, two hundred four".