162740768 has 12 divisors (see below), whose sum is σ = 320395950. Its totient is φ = 81370368.

The previous prime is 162740761. The next prime is 162740887. The reversal of 162740768 is 867047261.

It can be written as a sum of positive squares in only one way, i.e., 131515024 + 31225744 = 11468^2 + 5588^2 .

It is not an unprimeable number, because it can be changed into a prime (162740761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2542793 + ... + 2542856.

Almost surely, 2^162740768 is an apocalyptic number.

It is an amenable number.

162740768 is a deficient number, since it is larger than the sum of its proper divisors (157655182).

162740768 is an equidigital number, since it uses as much as digits as its factorization.

162740768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085659 (or 5085651 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 162740768 is about 12756.9889864341. The cubic root of 162740768 is about 545.9658187711.

The spelling of 162740768 in words is "one hundred sixty-two million, seven hundred forty thousand, seven hundred sixty-eight".