162651548211 has 4 divisors (see below), whose sum is σ = 216868730952. Its totient is φ = 108434365472.

The previous prime is 162651548209. The next prime is 162651548239. The reversal of 162651548211 is 112845156261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162651548211 - 2¹ = 162651548209 is a prime.

It is a super-2 number, since 2×162651548211² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162651548201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27108591366 + ... + 27108591371.

It is an arithmetic number, because the mean of its divisors is an integer number (54217182738).

Almost surely, 2^162651548211 is an apocalyptic number.

162651548211 is a deficient number, since it is larger than the sum of its proper divisors (54217182741).

162651548211 is an equidigital number, since it uses as much as digits as its factorization.

162651548211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54217182740.

The product of its digits is 115200, while the sum is 42.

The spelling of 162651548211 in words is "one hundred sixty-two billion, six hundred fifty-one million, five hundred forty-eight thousand, two hundred eleven".