162140307716 has 6 divisors (see below), whose sum is σ = 283745538510. Its totient is φ = 81070153856.

The previous prime is 162140307709. The next prime is 162140307727. The reversal of 162140307716 is 617703041261.

It can be written as a sum of positive squares in only one way, i.e., 85989697600 + 76150610116 = 293240^2 + 275954^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 162140307716.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20267538461 + ... + 20267538468.

It is an arithmetic number, because the mean of its divisors is an integer number (47290923085).

Almost surely, 2^162140307716 is an apocalyptic number.

It is an amenable number.

162140307716 is a deficient number, since it is larger than the sum of its proper divisors (121605230794).

162140307716 is a wasteful number, since it uses less digits than its factorization.

162140307716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40535076933 (or 40535076931 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

Adding to 162140307716 its reverse (617703041261), we get a palindrome (779843348977).

The spelling of 162140307716 in words is "one hundred sixty-two billion, one hundred forty million, three hundred seven thousand, seven hundred sixteen".