162151165666 has 32 divisors (see below), whose sum is σ = 281372434560. Its totient is φ = 68643902976.

The previous prime is 162151165661. The next prime is 162151165733. The reversal of 162151165666 is 666561151261.

It is not an unprimeable number, because it can be changed into a prime (162151165661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10065330 + ... + 10081426.

It is an arithmetic number, because the mean of its divisors is an integer number (8792888580).

Almost surely, 2^162151165666 is an apocalyptic number.

162151165666 is a deficient number, since it is larger than the sum of its proper divisors (119221268894).

162151165666 is a wasteful number, since it uses less digits than its factorization.

162151165666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24858.

The product of its digits is 388800, while the sum is 46.

The spelling of 162151165666 in words is "one hundred sixty-two billion, one hundred fifty-one million, one hundred sixty-five thousand, six hundred sixty-six".