848788162209 has 27 divisors (see below), whose sum is σ = 1327647942387. Its totient is φ = 522309065616.

The previous prime is 848788162141. The next prime is 848788162213. The reversal of 848788162209 is 902261887848.

The square root of 848788162209 is 921297.

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., 125560379025 + 723227783184 = 354345^2 + 850428^2 .

It is not a de Polignac number, because 848788162209 - 2¹³ = 848788154017 is a prime.

It is a super-2 number, since 2×848788162209² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (848788166209) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 35918772 + ... + 35942394.

Almost surely, 2^848788162209 is an apocalyptic number.

848788162209 is the 921297-th square number.

848788162209 is the 460649-th centered octagonal number.

It is an amenable number.

848788162209 is a deficient number, since it is larger than the sum of its proper divisors (478859780178).

848788162209 is an frugal number, since it uses more digits than its factorization.

848788162209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47278 (or 23639 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 63.

The spelling of 848788162209 in words is "eight hundred forty-eight billion, seven hundred eighty-eight million, one hundred sixty-two thousand, two hundred nine".