162143133700 has 18 divisors (see below), whose sum is σ = 351850600346. Its totient is φ = 64857253440.

The previous prime is 162143133683. The next prime is 162143133703. The reversal of 162143133700 is 7331341261.

It can be written as a sum of positive squares in 3 ways, for example, as 1194531844 + 160948601856 = 34562^2 + 401184^2 .

It is not an unprimeable number, because it can be changed into a prime (162143133703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 810715569 + ... + 810715768.

Almost surely, 2^162143133700 is an apocalyptic number.

162143133700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

162143133700 is an abundant number, since it is smaller than the sum of its proper divisors (189707466646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162143133700 is a wasteful number, since it uses less digits than its factorization.

162143133700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621431351 (or 1621431344 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

Adding to 162143133700 its reverse (7331341261), we get a palindrome (169474474961).

The spelling of 162143133700 in words is "one hundred sixty-two billion, one hundred forty-three million, one hundred thirty-three thousand, seven hundred".