20162270344 has 16 divisors (see below), whose sum is σ = 38683426320. Its totient is φ = 9846690000.

The previous prime is 20162270333. The next prime is 20162270347. The reversal of 20162270344 is 44307226102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20162270347) 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, 29305282 + ... + 29305969.

It is an arithmetic number, because the mean of its divisors is an integer number (2417714145).

Almost surely, 2^20162270344 is an apocalyptic number.

It is an amenable number.

20162270344 is a deficient number, since it is larger than the sum of its proper divisors (18521155976).

20162270344 is a wasteful number, since it uses less digits than its factorization.

20162270344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58611300 (or 58611296 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 20162270344 its reverse (44307226102), we get a palindrome (64469496446).

The spelling of 20162270344 in words is "twenty billion, one hundred sixty-two million, two hundred seventy thousand, three hundred forty-four".